degenerative diseases
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C1 noun dɪˈdʒɛnəˌreɪtɪv dɪˈzizɪz

degenerative diseases

maladies dégénératives
Meaning
Medical conditions that involve the deterioration or progressive decline of tissues, organs, or functions
Example
Degenerative diseases are common in an aging population.
Les maladies dégénératives sont courantes dans une population vieillissante.
C1 verb /dɪˈdjuːs/

deduce

déduire
Meaning
to reach a conclusion by reasoning or inference
Example
From the evidence, the detective deduced that the suspect was lying.
À partir des preuves, le détective a déduit que le suspect mentait.
C1 verb /dɪsˈɡrʌntl/

disgruntle

mécontenter
Meaning
to make someone dissatisfied or discontented
Example
The unfair treatment disgruntled the workers.
Le traitement injuste a mécontenté les travailleurs.
C1 noun, verb /dɪsˈɑːnər/

dishonor

déshonneur
Meaning
a state of shame or loss of respect; to bring shame upon someone or something
Example
The soldier felt he had brought dishonor to his family.
Le soldat a senti qu'il avait apporté le déshonneur à sa famille.
C1 noun /dɪˌnʌnsiˈeɪʃən/

denunciation

dénonciation / accusation publique
Meaning
the public condemnation or accusation of someone or something
Example
The journalist's article was a strong denunciation of corruption.
L'article du journaliste était une forte dénonciation de la corruption.
C1 adjective /dɪˈplɔːrəbl/

deplorable

déplorable
Meaning
deserving strong condemnation; shockingly bad in quality
Example
The refugees were living in deplorable conditions.
Les réfugiés vivaient dans des conditions déplorables.
C1 noun /ˌdɪsəˈluːʃən/

dissolution

dissolution
Meaning
the act of formally ending or breaking apart something, such as an organization or marriage
Example
The dissolution of the company was announced yesterday.
La dissolution de l'entreprise a été annoncée hier.
C1 adjective daɪˈvɜː.dʒənt

divergent

divergent
Meaning
Tending to be different or develop in different directions
Example
Divergent policies create challenges in collaboration.
Les politiques divergentes créent des défis dans la collaboration.
C1 noun ˌdɛməˈɡræfɪk trænˈzɪʃən

demographic transition

transition démographique
Meaning
A shift in population patterns from high birth and death rates to low birth and death rates as a country develops economically
Example
The demographic transition indicates a shift towards an aging society.
La transition démographique indique un changement vers une société vieillissante.
C1 adverb /ˈduːli/

Duly

correctement, ponctuellement
Meaning
in accordance with what is required or appropriate; at the proper time
Example
The documents were duly signed and submitted.
Les documents ont été dûment signés et soumis.
C1 noun /ˈderˌdevəl/

daredevil

courageux imprudent
Meaning
A person who enjoys doing dangerous or risky things.
Example
The stunt was performed by a famous daredevil.
L'acrobatie a été réalisée par un célèbre imprudent.
C1 noun /dɪˌpriː.ʃiˈeɪ.ʃən/

depreciation

dépréciation
Meaning
A reduction in the value of an asset with the passage of time, due to wear and tear.
Example
The car's depreciation rate is high after five years.
Le taux de dépréciation de la voiture est élevé après cinq ans.
C1 noun /daɪˈsɛkʃən/

dissection

dissection
Meaning
the act of cutting apart or analyzing something in detail, especially a body or structure
Example
The dissection of the specimen revealed important details about its structure.
La dissection de l'échantillon a révélé des détails importants sur sa structure.
C1 verb /dəˈmɛstɪkeɪt/

domesticate

domestiquer
Meaning
to tame an animal for use by humans; to adapt something for domestic use
Example
Humans domesticated dogs thousands of years ago.
Les humains ont domestiqué les chiens il y a des milliers d'années.
C1 noun /dɪˌlɪb.əˈreɪ.ʃənz/

deliberations

délibérations
Meaning
Careful consideration and discussion before making decisions.
Example
Deliberations on sustainability continued for hours.
Les délibérations sur la durabilité ont duré des heures.
C1 noun /daɪˈvɜː.dʒəns/

divergence

divergence
Meaning
The process or state of diverging; a difference or deviation between two or more things.
Example
The divergence in their opinions led to a heated debate.
La divergence dans leurs opinions a conduit à un débat animé.
C1 noun, adjective /dɪˈfiːtɪst/

defeatist

défaitiste
Meaning
A person who expects or is excessively ready to accept failure; showing a tendency to expect defeat.
Example
His defeatist attitude discouraged the rest of the team.
Son attitude défaitiste a découragé le reste de l'équipe.
C1 noun dɪˈsʌɪsɪvnɪs

decisiveness

capacité de décision
Meaning
The ability to make decisions quickly and effectively.
Example
His decisiveness during the crisis saved the company.
Sa capacité à prendre des décisions pendant la crise a sauvé l'entreprise.
C1 noun /dɪˈkɔː.rəm/

Decorum

décorum; bienséance; dignité
Meaning
behavior in keeping with good taste and propriety; dignified and appropriate conduct
Example
The diplomat maintained perfect decorum throughout the heated negotiations.
Le diplomate a maintenu un décorum parfait tout au long des négociations animées.
C1 verb /daɪˈluːt/

dilute

diluer
Meaning
To make a liquid thinner or weaker by adding water or another solvent.
Example
You should dilute the juice with water before serving it to children.
Vous devez diluer le jus avec de l'eau avant de le servir aux enfants.
C1 adjective /dræb/

drab

terne
Meaning
Dull, lacking brightness or interest; monotonous.
Example
The room looked drab with its gray walls and dim lighting.
La pièce semblait terne avec ses murs gris et son éclairage faible.
C1 noun ˈdɪk.ʃən

diction

prononciation et choix des mots
Meaning
The style of pronunciation and word choice in speaking or writing.
Example
A strong diction enhances communication skills.
Une forte diction améliore les compétences en communication.
C1 verb /daɪˈvɜːrdʒ/

diverge

diverger
Meaning
to separate and go in different directions; to differ
Example
The two paths diverge at the fork in the road.
Les deux chemins se séparent à la bifurcation de la route.
C1 noun /dɪˈskrep.ən.si/

discrepancy

discrépance, différence, divergence
Meaning
A lack of compatibility or similarity between two or more facts.
Example
The audit revealed a discrepancy between the reported earnings and actual income.
L'audit a révélé une discrépance entre les bénéfices déclarés et les revenus réels.
C1 adjective /dɪˈsɪd.ju.əs/

deciduous

décidu
Meaning
Referring to trees that shed their leaves seasonally, typically in autumn.
Example
Oak and maple trees are deciduous, shedding leaves in autumn.
Les chênes et les érables sont des arbres décidues, perdant leurs feuilles en automne.
C1 adjective /dɪsˈkwaɪətɪŋ/

disquieting

inquiétant
Meaning
Causing worry, unease, or anxiety.
Example
The news report was deeply disquieting to the public.
Le rapport de nouvelles était profondément inquiétant pour le public.
C1 adjective /ˈdɪs.ə.plɪ.ner.i/

Disciplinary

disciplinaire
Meaning
relating to discipline; intended to correct behavior
Example
The company took disciplinary action against the employee.
L'entreprise a pris des mesures disciplinaires contre l'employé.
C1 noun /daɪˈvɜː.ʃən/

Diversion

détournement
Meaning
the action of turning something aside from its course; an activity that diverts the mind
Example
The road closure forced a diversion through the countryside for all travelers.
La fermeture de la route a forcé un détour à travers la campagne pour tous les voyageurs.
C1 noun /ˈdɪɡnɪˌtɛri/

dignitary

personne importante
Meaning
a person considered to be important because of high rank or office
Example
Several foreign dignitaries attended the state banquet.
Plusieurs dignitaires étrangers ont assisté au banquet d'État.
C1 adjective /ˈdestatəʊt/

Destitute

démuni; pauvre; sans argent ni biens
Meaning
extremely poor; without money or possessions
Example
Many families became destitute after the economic collapse.
De nombreuses familles sont devenues démunies après l'effondrement économique.
C1 adjective /ˈdɑːsəl/ or /ˈdəʊsaɪl/

docile

docile
Meaning
easily managed, taught, or controlled; submissive
Example
The docile puppy quickly learned new tricks.
Le chiot docile a rapidement appris de nouveaux tours.
C1 noun /diːˌtɒksɪfɪˈkeɪʃən/

detoxification

détoxification
Meaning
The process of removing toxic substances from a living organism.
Example
Detoxification helps to cleanse the body of harmful substances.
La détoxification aide à nettoyer le corps des substances nuisibles.
C1 noun /dɪˈmaɪz/

demise

décès / fin
Meaning
Death or end of something, especially the end of an institution or system.
Example
The sudden demise of the company shocked investors.
La chute soudaine de l'entreprise a choqué les investisseurs.
C1 noun /ˈdiːvə/

diva

chanteuse célèbre
Meaning
a famous female singer; a woman who is admired or behaves like a star
Example
The pop diva performed her latest hit to a cheering crowd.
La diva de la pop a interprété son dernier tube devant une foule en délire.
C1 verb ˈdwɪn.dl

dwindle

diminuer
Meaning
To diminish gradually in size, amount, or strength; to become progressively smaller.
Example
His savings dwindled due to unexpected expenses.
Ses économies ont diminué en raison de dépenses imprévues.
C1 noun /ˌdɛfəˈmeɪʃən/

defamation

diffamation
Meaning
the act of damaging someone's reputation by making false statements
Example
The newspaper was sued for defamation of character.
Le journal a été poursuivi pour diffamation.
C1 adjective /ˌdɪsɪnˈdʒɛnjʊəs/

disingenuous

fallacieux
Meaning
not candid or sincere; giving a false appearance of honesty or openness
Example
She gave a disingenuous excuse for missing the meeting.
Elle a donné une excuse fallacieuse pour ne pas assister à la réunion.
C1 noun dɛkˈstɛr.ɪ.ti

dexterity

dextérité
Meaning
Skill in performing tasks, especially with the hands; mental skill or adroitness.
Example
His dexterity in playing the piano amazed the audience.
Sa dextérité à jouer du piano a étonné le public.
C1 noun /ˌdep.rɪˈveɪ.ʃən/

deprivation

privation, pénurie, manque
Meaning
The damaging lack of material benefits considered to be basic necessities in a society.
Example
Sleep deprivation affects cognitive function.
La privation de sommeil affecte la fonction cognitive.
C1 verb /dɪˈspɛns/

dispense

distribuer
Meaning
To distribute or provide something, especially in portions.
Example
The machine dispenses clean drinking water.
La machine distribue de l'eau potable propre.
C1 noun/verb /dɪsˈkwaɪət/

disquiet

inquiétude
Meaning
A feeling of worry or unease; to make someone feel anxious or uneasy.
Example
The strange silence filled the room with disquiet.
Le silence étrange a rempli la pièce d'inquiétude.
C1 verb /diːˈkoʊd/

decode

décoder
Meaning
to convert a coded message into a readable form; to interpret meaning
Example
The software can decode the hidden message within seconds.
Le logiciel peut décoder le message caché en quelques secondes.
C1 noun dɪˈskrep.ən.siz

discrepancies

divergence
Meaning
Differences between things that should be the same
Example
Discrepancies in regulations delay progress.
Les divergences dans les règlements retardent les progrès.
C1 noun /ˌdɪfəˈrɛnʃɪˈeɪʃən/

differentiation

différenciation, distinction
Meaning
The action or process of differentiating or distinguishing between things.
Example
Differentiation from competitors can create a unique market position.
La différenciation des concurrents peut créer une position unique sur le marché.
C1 adjective /dɪˈʃɛvəld/

disheveled

désordonné
Meaning
Untidy, messy, or in disorder, especially of hair or clothing.
Example
He arrived with disheveled hair and wrinkled clothes.
Il est arrivé avec des cheveux désordonnés et des vêtements froissés.
C1 adjective /dɪˈspɪkəbl/

despicable

méprisable
Meaning
Deserving hatred and contempt; vile or shameful.
Example
His despicable actions shocked the entire community.
Ses actions méprisables ont choqué toute la communauté.
C1 verb /dʌb/

dub

doubler
Meaning
to give a name or label to something; to add a soundtrack to a film or recording
Example
The movie was dubbed into several languages for international release.
Le film a été doublé en plusieurs langues pour sa sortie internationale.
C1 verb /dɪˈspɛl/

dispel

dissiper
Meaning
to make a doubt, feeling, or belief disappear
Example
The teacher's explanation dispelled the students' confusion.
L'explication de l'enseignant a dissipé la confusion des élèves.
C1 noun ˌdiː.sen.trə.laɪˈzeɪ.ʃən

decentralization

décentralisation
Meaning
The transfer of authority from central to local government.
Example
Decentralization promotes regional autonomy.
La décentralisation favorise l'autonomie régionale.
C1 noun ˌdjʊə.rəˈbɪl.ə.ti

durability

durabilité
Meaning
The ability to withstand wear, pressure, or damage; hard-wearing.
Example
The durability of materials affects performance.
La durabilité des matériaux affecte la performance.
C1 verb /dɪsˈlɒdʒ/

dislodge

déloger
Meaning
To remove or force out from a position, especially one that is fixed or hard to move.
Example
The troops dislodged the enemy from the hill.
Les troupes ont délogé l'ennemi de la colline.
C1 noun /ˌdiː.mɑːˈkeɪ.ʃən/

Demarcation

démarcation
Meaning
the action of fixing the boundary or limits of something; separation or division
Example
The demarcation between public and private land was clearly marked.
La délimitation entre les terres publiques et privées était clairement marquée.
C1 noun /dɪˈten.ʃən/

Detention

détention; emprisonnement temporaire
Meaning
the action of detaining someone or being detained in official custody
Example
The student received detention for repeatedly disrupting the class.
L'étudiant a reçu une détention pour avoir perturbé la classe à plusieurs reprises.
C1 noun /dɪˈfen.dənt/

Defendant

défendeur
Meaning
an individual, company, or institution sued or accused in a court of law
Example
The defendant pleaded not guilty to all charges brought against him.
Le défendeur a plaidé non coupable de toutes les accusations portées contre lui.
C1 verb /dɪsˈkʌlər/

discolor

décolorer
Meaning
to change color, especially in a way that spoils the original appearance
Example
The fabric began to discolor after being left in the sun.
Le tissu a commencé à se décolorer après avoir été laissé au soleil.
C1 adjective ˈdɔːn.tɪŋ

daunting

intimidant ou difficile
Meaning
Something that seems intimidating or challenging.
Example
The task seemed daunting, but she completed it successfully.
La tâche semblait intimidante, mais elle l'a terminée avec succès.
C1 adjective /dɪsˈdʒɔɪntɪd/

disjointed

désorganisé
Meaning
Lacking order, coherence, or connection; disconnected.
Example
The movie felt disjointed and hard to follow.
Le film semblait désorganisé et difficile à suivre.
C1 adjective /dɪsˈɪntrəstɪd/

disinterested

désintéressé
Meaning
not influenced by personal interest; impartial or neutral
Example
The judge remained disinterested in the case.
Le juge est resté désintéressé dans l'affaire.
C1 noun/adjective /dɪˈtɜː.rənt/

deterrent

élément dissuasif
Meaning
A thing that discourages or is intended to discourage someone from doing something.
Example
A strict law serves as a deterrent to crime.
Une loi stricte sert d'élément dissuasif contre le crime.
C1 noun /ˌdɪp.ləˈmæt.ɪk ˈmaɪl.stəʊn/

diplomatic milestone

jalon diplomatique
Meaning
A significant achievement or important event in diplomatic relations.
Example
Hosting the summit was a diplomatic milestone.
L'organisation du sommet était un jalon diplomatique.
C1 verb, noun /dɪsˈkrɛdɪt/

discredit

discréditer
Meaning
To harm the reputation of someone or something; loss of respect or credibility.
Example
The scandal discredited the politician in the eyes of the public.
Le scandale a discrédité le politicien aux yeux du public.
C1 noun /ˌdɪs.ɪˈluː.ʒən.mənt/

disillusionment

désillusion
Meaning
A feeling of disappointment resulting from the discovery that something is not as good as one believed it to be.
Example
Many people experience disillusionment after unrealistic expectations.
Beaucoup de gens ressentent de la désillusion après des attentes irréalistes.
C1 noun /ˈdaʊri/

dowry

dot
Meaning
Property or money brought by a bride to her husband at marriage.
Example
The dowry tradition is still followed in some cultures.
La tradition du dot est encore suivie dans certaines cultures.
C1 verb /ˌdɪsɪnˈtæŋɡl/

disentangle

démêler
Meaning
To free something or someone from a tangle or complication.
Example
She tried to disentangle her hair from the branches.
Elle a essayé de démêler ses cheveux des branches.
C1 noun /ˈduːmz.deɪ/

Doomsday

le jour du jugement dernier; le jour de la fin du monde
Meaning
the last day of the world's existence; a time of catastrophic destruction
Example
The preacher spoke about doomsday and the importance of preparing spiritually.
Le prédicateur a parlé du jour du jugement dernier et de l'importance de se préparer spirituellement.
C1 verb /ˈdaʊn.pleɪ/

downplay

minimiser
Meaning
to make something seem less important than it really is
Example
The company tried to downplay the risks of the new product.
L'entreprise a essayé de minimiser les risques du nouveau produit.
C1 noun, adjective /dɪˈrɪvətɪv/

derivative

dérivé
Meaning
Something that is based on another source; in math, a measure of how a function changes.
Example
The film was criticized for being too derivative of earlier works.
Le film a été critiqué pour être trop dérivé des œuvres précédentes.
C1 adjective /dɪˈmɒnstrəbl/

demonstrable

démontrable
Meaning
clearly able to be shown or proven
Example
There was demonstrable evidence that he was innocent.
Il y avait des preuves démontrables qu'il était innocent.
C1 noun /dɪˌsem.ɪˈneɪ.ʃən/

dissemination

diffusion
Meaning
The action or fact of spreading something, especially information, widely.
Example
The dissemination of false information is a major issue.
La diffusion de fausses informations est un problème majeur.
C1 verb /dɪˈsɛnt/

dissent

désapprouver
Meaning
To hold or express opinions that are different from those officially accepted.
Example
Several members dissented from the majority decision.
Plusieurs membres ont exprimé un désaccord avec la décision majoritaire.
C1 noun /ˈdɑːrwɪnɪzəm/

darwinism

darwinisme
Meaning
the theory of biological evolution developed by Charles Darwin, emphasizing natural selection
Example
Darwinism revolutionized the way scientists understood the origin of species.
Le darwinisme a révolutionné la façon dont les scientifiques comprenaient l'origine des espèces.
C1 noun /dɪsˈlɛksiə/

dyslexia

dyslexie
Meaning
A learning disorder characterized by difficulty reading due to problems identifying speech sounds and decoding words.
Example
The teacher used special methods to help the student with dyslexia.
L'enseignant a utilisé des méthodes spéciales pour aider l'élève atteint de dyslexie.
C1 adjective /dɪˈfɛnsəbəl/

defensible

défendable / justifiable
Meaning
Capable of being protected against attack or criticism; justifiable.
Example
Her decision was legally defensible.
Sa décision était légalement défendable.
C1 adjective /dɪˈfɪʃənt/

Deficient

déficient
Meaning
not having enough of a specified quality or ingredient; lacking or inadequate
Example
His diet was deficient in essential vitamins.
Son régime était déficient en vitamines essentielles.
C1 noun /dɪˈprɛsənt/

depressant

dépresseur
Meaning
A drug that reduces functional or nervous activity in the body.
Example
Alcohol acts as a depressant on the central nervous system.
L'alcool agit comme un dépresseur sur le système nerveux central.
C1 verb /druːp/

droop

pencher
Meaning
to bend or hang downward; to become weak or tired
Example
The flowers began to droop in the heat.
Les fleurs ont commencé à se pencher sous la chaleur.
C1 adjective /dɪsˈkɔːrdənt/

discordant

discordant
Meaning
disagreeing or clashing; harsh and jarring in sound
Example
The discordant notes of the band hurt our ears.
Les notes discordantes du groupe ont blessé nos oreilles.
C1 verb /deɪz/

daze

étourdir
Meaning
to stun or confuse someone temporarily with a shock or surprise
Example
The bright lights dazed the runners as they entered the stadium.
Les lumières vives ont étourdi les coureurs lorsqu'ils sont entrés dans le stade.
C1 verb /dɪˈsɛm.ɪ.neɪt/

disseminate

diffuser
Meaning
To spread or give out something, especially news, information, ideas, etc., to a lot of people.
Example
Social media helps to disseminate information quickly.
Les réseaux sociaux aident à diffuser rapidement les informations.
C1 verb /ˈdæmpən/

dampen

humecter, atténuer
Meaning
to make something slightly wet; to make something less strong, active, or intense
Example
The rain dampened the excitement of the outdoor concert.
La pluie dampenée l'excitation du concert en plein air.
C1 verb /diːˈhaɪdreɪt/

dehydrate

déshydrater
Meaning
to remove water from something; to lose water or body fluids
Example
Running in the heat can quickly dehydrate you.
Courir sous la chaleur peut rapidement vous déshydrater.
C1 verb /ˈdɛprɪˌkeɪt/

deprecate

déprécier
Meaning
to express disapproval of something
Example
The teacher deprecated the use of slang in academic essays.
Le professeur a déprécié l'utilisation de l'argot dans les essais académiques.
C1 noun /ˈdiːviəns/

deviance

déviance
Meaning
Behavior that differs from accepted social or moral standards.
Example
The book studies deviance in urban youth culture.
Le livre étudie la déviance dans la culture urbaine des jeunes.
C1 noun dəˌmɛstɪˈkeɪʃən

domestication

domestication
Meaning
The process of taming an animal and keeping it as a pet or for farm produce.
Example
Domestication of animals has been crucial for human survival.
La domestication des animaux a été cruciale pour la survie humaine.
C1 verb/adjective /dɪˈdʒɛnəreɪt/

degenerate

dégénérer
Meaning
To decline or deteriorate in quality, character, or condition; or someone with low moral standards.
Example
The once thriving empire began to degenerate into chaos.
L'empire autrefois prospère a commencé à dégénérer en chaos.
C1 noun /dɜːrθ/

dearth

pénurie
Meaning
A scarcity or lack of something.
Example
There was a dearth of food during the famine.
Il y avait une pénurie de nourriture pendant la famine.
C1 verb /dɪsˈɑːrm/

disarm

désarmer
Meaning
to take weapons away from someone; to make someone feel less hostile
Example
The soldiers were ordered to disarm the rebels.
Les soldats ont été ordonnés de désarmer les rebelles.
C1 adjective /ˌdaɪəˈbɒlɪkəl/

diabolical

diabolique
Meaning
Wicked, cruel, or outrageously bad; resembling the devil.
Example
The dictator’s diabolical rule brought misery to the nation.
Le régime diabolique du dictateur a apporté la misère à la nation.
C1 verb /ˈdræm.ə.taɪz/

dramatize

dramatiser
Meaning
to present a story in a dramatic way, or to exaggerate something
Example
The novel was dramatized into a popular TV series.
Le roman a été dramatizé en une série télévisée populaire.
C1 noun /dɪˈsaɪ.pəl/

Disciple

disciple; partisan
Meaning
a follower and student of a teacher, leader, or philosopher; devoted follower
Example
The famous philosopher had many disciples who spread his teachings worldwide.
Le célèbre philosophe avait de nombreux disciples qui ont répandu ses enseignements dans le monde entier.
C1 adjective /ˈdeɪnti/

dainty

délicat et joli
Meaning
Delicately small, pretty, and often considered elegant.
Example
She wore a dainty necklace made of pearls.
Elle portait un collier délicat fait de perles.
C1 adjective /ˌdɪktəˈtɔːriəl/

dictatorial

dictatorial
Meaning
Having or showing a tendency to tell people what to do in an autocratic way.
Example
His dictatorial style made him unpopular among colleagues.
Son style dictatorial le rendait impopulaire parmi ses collègues.
C1 noun /draɪ ˈtʃɪl.i/

Dry Chilli

piment sec
Meaning
dried chili peppers used as spice for adding heat to food
Example
The recipe calls for two dry chillies to make it spicy.
La recette demande deux piments secs pour le rendre épicé.
C1 noun /ˌdaɪəˈrɑːmə/

diorama

diorama
Meaning
a three-dimensional model representing a scene, often with miniature figures
Example
The museum displayed a diorama of an ancient village.
Le musée a exposé un diorama d'un village ancien.
C1 adjective /dɪˈmɛntɪd/

demented

dément / irrationnel
Meaning
behaving irrationally due to mental illness or extreme excitement
Example
He looked demented after hearing the shocking news.
Il avait l'air dément après avoir entendu la nouvelle choquante.
C1 noun /ˌdɜːrməˈtɑːlədʒi/

dermatology

dermatologie
Meaning
The branch of medicine concerned with the skin and its diseases.
Example
He studied dermatology at medical school.
Il a étudié la dermatologie à l'école de médecine.
C1 noun /ˈdɑː.mə.saɪl/

domicile

domicile
Meaning
A person's legal residence or permanent home.
Example
He declared Canada as his legal domicile.
Il a déclaré le Canada comme son domicile légal.
C1 noun /ˈdɛdlɒk/

deadlock

impasse
Meaning
a situation in which progress is impossible because of disagreement
Example
Negotiations reached a deadlock after neither side agreed to compromise.
Les négociations ont atteint un impasse après que les deux parties aient refusé de faire des compromis.
C1 noun /ˈdeɪtəm/ or /ˈdætəm/

datum

donnée
Meaning
a single piece of information; a fact used as a basis for reasoning or calculation
Example
Each datum in the survey was carefully analyzed.
Chaque donnée dans l'enquête a été soigneusement analysée.
C1 noun /ˌdɪs.əˈreɪ/

disarray

désordre
Meaning
A state of disorganization or untidiness; confusion or disorder.
Example
His desk was in complete disarray.
Son bureau était dans un désordre complet.
C1 adjective /daɪər/

Dire

grave; urgent; terrible
Meaning
extremely serious; urgent; terrible
Example
The country is facing a dire economic crisis.
Le pays fait face à une grave crise économique.
C1 verb /ˈdɪsləkeɪt/

dislocate

déboîter
Meaning
To disturb the normal position of something, especially a joint in the body.
Example
He dislocated his shoulder while playing football.
Il a disloqué son épaule en jouant au football.
C1 noun /ˈdrɛsˌmeɪkər/

dressmaker

couturière
Meaning
A person who makes or alters women's clothing professionally.
Example
The dressmaker crafted a beautiful gown for the bride.
La couturière a créé une belle robe pour la mariée.
C1 adjective /ˈdɛkədənt/

decadent

décadent, luxueux
Meaning
Characterized by or reflecting a state of moral or cultural decline; excessively self-indulgent.
Example
The party was filled with decadent luxury and excess.
La fête était remplie de luxe décadent et d'excès.
C1 adjective /dɪˈsɜːrnɪŋ/

discerning

perspicace
Meaning
having good judgment or insight; able to distinguish well
Example
He is a discerning reader who notices subtle details.
C'est un lecteur perspicace qui remarque les détails subtils.
C1 noun ˌdep.əˈzɪʃ.ən

deposition

dépôt, action de déposer quelque chose
Meaning
The action of depositing something; the laying down of matter by a natural process.
Example
River deposition leads to the formation of new landmasses.
La déposition des rivières mène à la formation de nouvelles terres.
C1 verb /dɪsˈpruːv/

disprove

démontre que quelque chose est faux
Meaning
to show that something is false or wrong
Example
The scientist worked hard to disprove the old theory.
Le scientifique a travaillé dur pour prouver que la vieille théorie était fausse.
C1 noun /djuːn/

dune

dune
Meaning
A hill or ridge of sand formed by the wind, usually found in deserts or near beaches.
Example
The children played on the sand dune by the beach.
Les enfants jouaient sur la dune de sable près de la plage.
C1 adjective /dɪˈvɪzəbl/

divisible

divisible
Meaning
Capable of being divided by another number without leaving a remainder.
Example
Twelve is divisible by three and four.
Douze est divisible par trois et quatre.
C1 noun ˈdɪskɔrd

discord

désaccord
Meaning
Disagreement or conflict between people or ideas.
Example
Discord among people disrupts societal stability.
Le désaccord entre les gens perturbe la stabilité sociale.
C1 noun /dɪˈfɔː.mə.ti/

Deformity

déformation; malformation physique
Meaning
a distorted or unnatural shape or form; physical malformation
Example
The accident caused a permanent deformity in his left hand.
L'accident a causé une déformation permanente dans sa main gauche.
C1 verb /dɪˈtrækt/

detract

diminuer
Meaning
To reduce or take away the worth or value of something.
Example
His rude behavior will detract from his good reputation.
Son comportement impoli diminuera la valeur de sa bonne réputation.
C1 noun dɪˈfleɪʃən

deflation

déflation
Meaning
Reduction of the general level of prices in an economy.
Example
Deflation often leads to decreased consumer spending.
La déflation entraîne souvent une diminution des dépenses des consommateurs.
C1 adjective /dæft/

daft

fou
Meaning
Silly or foolish.
Example
It was a daft idea to go hiking without water.
C'était une idée folle de partir en randonnée sans eau.
C1 verb /drɛntʃ/

drench

tremper
Meaning
to make someone or something completely wet
Example
The sudden rain drenched the players on the field.
La pluie soudaine a trempé les joueurs sur le terrain.
C1 verb /dɪˈraɪd/

deride

ridiculiser
Meaning
to mock or ridicule someone or something
Example
The critics derided the new movie for its poor script.
Les critiques ont ridiculisé le nouveau film pour son mauvais scénario.
C1 adjective /diːˈsɛntrəlaɪzd/

decentralized

décentralisé
Meaning
Controlled by several local offices or authorities rather than one single one.
Example
The decentralized system allowed for more control at local levels.
Le système décentralisé a permis un plus grand contrôle au niveau local.
C1 noun /ˈdɒɡmə/

dogma

dogme
Meaning
A principle or set of principles laid down by an authority as incontrovertibly true.
Example
The religious leader strictly adhered to traditional dogma.
Le leader religieux s'est strictement conformé au dogme traditionnel.
C1 noun delˈteɪɪk ˈlændskeɪp

deltaic landscape

paysage deltaïque
Meaning
A geographical area formed by sediment deposits at the mouth of a river, creating a triangular land formation.
Example
Bangladesh has a unique deltaic landscape.
Le Bangladesh possède un paysage deltaïque unique.
C1 noun ˌdɛɡrəˈdeɪʃən

degradation

dégradation
Meaning
The condition or process of degrading or being degraded.
Example
Soil degradation due to overuse is a growing issue.
La dégradation des sols due à une utilisation excessive est un problème croissant.
C1 noun /dɪˈlɪriəm/

delirium

délire
Meaning
An acutely disturbed state of mind characterized by restlessness, illusions, and incoherence.
Example
The patient experienced delirium after the surgery due to the strong medication.
Le patient a éprouvé un délire après la chirurgie en raison des médicaments forts.