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C1 verb dɪˈsaɪ.fɚ

decipher

déchiffrer, traduire, interpréter
Meaning
To convert something written in code into normal language; to succeed in understanding the meaning of something.
Example
It took hours to decipher the ancient script.
Il a fallu des heures pour déchiffrer l'écriture ancienne.
C1 noun /dɪˈspɜːrʒən/

dispersion

dispersion
Meaning
The action or process of distributing things or people over a wide area.
Example
The dispersion of seeds by the wind helps plants reproduce.
La dispersion des graines par le vent aide les plantes à se reproduire.
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 draʊt rɪˈzɪs.tənt

drought-resistant

résistant à la sécheresse
Meaning
Able to survive and grow despite limited water availability or drought conditions.
Example
Drought-resistant crops can survive in arid conditions.
Les cultures résistantes à la sécheresse peuvent survivre dans des conditions arides.
C1 verb /dɪˈkraɪ/

decry

dénoncer
Meaning
to publicly criticize or express strong disapproval of something
Example
Many activists decry the destruction of the rainforest.
De nombreux activistes dénoncent la destruction de la forêt tropicale.
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 noun ˌdɪs.ɪnˈfek.ʃən

disinfection

désinfection
Meaning
The process of destroying harmful microorganisms to prevent infection.
Example
Kitchen appliances require frequent disinfection.
Les appareils de cuisine nécessitent une désinfection fréquente.
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 verb /ˈduːdəl/

doodle

gribouiller
Meaning
To draw or scribble absentmindedly, often while thinking about something else.
Example
She doodled flowers in the corner of her notebook during class.
Elle dessinait des fleurs dans le coin de son cahier pendant le cours.
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 verb /dɪˈnəʊt/

denote

dénoter
Meaning
To be a sign of; to indicate or mean something.
Example
A red flag denotes danger.
Un drapeau rouge dénote un danger.
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 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 dɪˌlɪb.əˈreɪ.ʃən

deliberation

délibération
Meaning
Long and careful consideration or discussion.
Example
The agreement was finalized after much deliberation.
L'accord a été finalisé après beaucoup de délibération.
C1 noun dɪˌzɝː.t̬ə.fɪˈkeɪ.ʃən

desertification

désertification
Meaning
The process by which fertile land becomes desert, typically as a result of drought, deforestation, or inappropriate agriculture.
Example
Deforestation accelerates desertification.
La déforestation accélère la désertification.
C1 verb /dɪˈbɑːr/

debar

interdire
Meaning
To officially prevent someone from doing something.
Example
He was debarred from entering the competition due to cheating.
Il a été interdit d'entrer dans la compétition en raison de la triche.
C1 adjective /dɪˈklærətɪv/

declarative

déclaratif
Meaning
relating to a statement that declares something; in grammar, a sentence that makes a statement
Example
A declarative sentence simply states a fact or opinion.
Une phrase déclarative énonce simplement un fait ou une opinion.
C1 noun /ˈdɛsɪˌbɛl/

decibel

décibel
Meaning
a unit used to measure the intensity of sound
Example
The noise level in the factory exceeded 90 decibels.
Le niveau de bruit dans l'usine a dépassé 90 décibels.
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 /ˈdɑːsieɪ/

dossier

dossier
Meaning
A collection of documents about a particular person, event, or subject.
Example
The lawyer presented a dossier of evidence to the court.
L'avocat a présenté un dossier de preuves au tribunal.
C1 noun /ˌdɜːrməˈtɑːlədʒɪst/

dermatologist

dermatologue
Meaning
A doctor who specializes in the treatment of skin diseases.
Example
She consulted a dermatologist for her skin allergy.
Elle a consulté un dermatologue pour son allergie à la peau.
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 noun /dɪˈvaɪzər/

divisor

diviseur
Meaning
A number by which another number is divided.
Example
In the equation 12 ÷ 3, the number 3 is the divisor.
Dans l'équation 12 ÷ 3, le nombre 3 est le diviseur.
C1 noun ˈdaɪ.nə.sti

dynasty

dynastie
Meaning
A line of hereditary rulers of a country; a succession of people from the same family who play a prominent role in business, politics, or another field.
Example
The Ming dynasty ruled China for centuries.
La dynastie Ming a régné sur la Chine pendant des siècles.
C1 noun /ˈdeɪˌbreɪk/

daybreak

aurore
Meaning
The time in the morning when daylight first appears; dawn.
Example
They set out on their journey at daybreak.
Ils ont commencé leur voyage à l'aube.
C1 noun /ˈdæmpər/

damper

quelque chose qui réduit ou diminue la force, l'effet ou l'excitation
Meaning
something that reduces or lessens the force, effect, or excitement
Example
The cancellation of the trip put a damper on their enthusiasm.
L'annulation du voyage a réduit leur enthousiasme.
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 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 /ˈdɪzməl/

Dismal

sombre; déprimant; triste
Meaning
gloomy; depressing; causing sadness or despair
Example
The weather was dismal with heavy rain and dark clouds.
Le temps était sombre avec de fortes pluies et des nuages sombres.
C1 verb /ˈdɪs.ɪ.peɪt/

dissipate

disparaître progressivement
Meaning
To disappear or cause to disappear gradually.
Example
The tension in the room slowly dissipated.
La tension dans la pièce a lentement disparu.
C1 verb /ˌdɪsɪmˈbɑːrk/

disembark

débarquer
Meaning
To leave a ship, aircraft, or other vehicle.
Example
The passengers disembarked from the plane after landing.
Les passagers sont descendus de l'avion après l'atterrissage.
C1 verb /dɪˈstɪl/

distill

distiller
Meaning
To purify a liquid by heating and cooling; to extract the essential meaning or most important aspects.
Example
The factory distills water to make it safe for drinking.
L'usine distille de l'eau pour la rendre sûre à boire.
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 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 /dɪˈrɪʒən/

derision

mépris
Meaning
Contemptuous ridicule or mockery.
Example
His ideas were greeted with derision by the audience.
Ses idées ont été accueillies avec mépris par le public.
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 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 /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.
C1 adjective /dɪˈsiːtfəl/

deceitful

trompeur
Meaning
Deliberately misleading or dishonest.
Example
She gave a deceitful answer to hide the truth.
Elle a donné une réponse trompeuse pour cacher la vérité.
C1 noun /ˈdɒktrɪn/

doctrine

doctrine
Meaning
A set of beliefs or principles held and taught by a religious, political, or other group.
Example
The church follows a strict doctrine on moral values.
L'église suit une doctrine stricte sur les valeurs morales.
C1 verb /daɪˈɡrɛs/

digress

s'écarter temporairement du sujet principal
Meaning
To leave the main subject temporarily in speech or writing.
Example
The professor began to digress from the main topic of the lecture.
Le professeur a commencé à digresser du sujet principal de la conférence.
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 /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 /ˌdev.əˈtiː/

Devotee

dévote; adepte
Meaning
a person who is very interested in and enthusiastic about someone or something
Example
As a devotee of classical music, she attended every concert in the city.
En tant que dévote de la musique classique, elle assistait à chaque concert de la ville.
C1 noun ˌdɪs.æmˌbɪɡ.juˈeɪ.ʃən

disambiguation

désambiguïsation
Meaning
The removal of ambiguity by making something clear and unambiguous.
Example
The AI system applies disambiguation to refine text understanding.
Le système IA applique la disambiguation pour affiner la compréhension du texte.
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 adjective /ˈdjuːbiəs/

dubious

douteux
Meaning
Hesitating or doubting; not to be relied upon.
Example
She gave him a dubious look after hearing his excuse.
Elle lui a lancé un regard douteux après avoir entendu son excuse.
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 verb /ˈdɛnɪˌɡreɪt/

denigrate

dénigrer
Meaning
to criticize unfairly; to belittle or disparage someone or something
Example
He was quick to denigrate the achievements of his colleagues.
Il était rapide à dénigrer les réalisations de ses collègues.
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 /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 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 verb /dɪˈfaɪl/

defile

profaner
Meaning
to pollute, corrupt, or make dirty
Example
The river was defiled by industrial waste.
La rivière a été profanée par les déchets industriels.
C1 verb /dɪsˈhɑːrtn/

dishearten

décourager
Meaning
to cause someone to lose determination or confidence; to discourage
Example
The constant rejection letters began to dishearten the young writer.
Les lettres de rejet constantes ont commencé à décourager le jeune écrivain.
C1 adjective, noun /ˈdɛrəlɪkt/

derelict

abandonné
Meaning
in poor condition due to neglect or disuse; a homeless or neglected person
Example
The old factory stood derelict for decades.
L'ancienne usine est restée abandonnée pendant des décennies.
C1 noun /ˌdɛməˈlɪʃən/

demolition

démolition
Meaning
the act or process of destroying a building or structure
Example
The demolition of the old factory took several weeks.
La démolition de l'ancienne usine a pris plusieurs semaines.
C1 verb /dɪˈbeɪs/

debase

dégrader
Meaning
to reduce the quality, value, or dignity of something
Example
Corruption can debase the values of a society.
La corruption peut dégrader les valeurs d'une société.
C1 verb /dɪsˈmæntəl/

dismantle

démanteler
Meaning
to take apart; to remove or destroy the parts of
Example
Workers will dismantle the old bridge next month.
Les travailleurs démantèleront le vieux pont le mois prochain.
C1 verb /dɪsˈfɪɡjər/

disfigure

défigurer
Meaning
to spoil or damage the appearance of something
Example
The fire disfigured the old building.
Le feu a défiguré le vieux bâtiment.
C1 noun /ˈdʊr.i.ən/

Durian

durian
Meaning
a large spiky tropical fruit known for its strong smell and creamy custard-like flesh
Example
Durian is known as the king of fruits in Southeast Asia despite its pungent odor.
Le durian est connu comme le roi des fruits en Asie du Sud-Est malgré son odeur piquante.
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 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 /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 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 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 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 /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 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 /djuːˈɛt/

duet

duo
Meaning
a musical performance by two singers or instrumentalists
Example
They sang a beautiful duet together on stage.
Ils ont chanté un magnifique duo ensemble sur scène.
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 /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 adjective /dɪˈvɔɪd/

devoid

vide
Meaning
Completely lacking or without something.
Example
His speech was devoid of any real emotion.
Son discours était vide de toute émotion réelle.
C1 noun/verb /ˈdiːkɔɪ/

decoy

appât
Meaning
something or someone used to lure or mislead
Example
The hunters used a wooden duck as a decoy.
Les chasseurs ont utilisé un canard en bois comme appât.
C1 noun dɪˈspær.ə.ti

disparity

disparité
Meaning
A great difference or inequality.
Example
Disparity between countries must be reduced.
La disparité entre les pays doit être réduite.
C1 verb /ˌdiː.kəmˈprɛs/

decompress

décompresser
Meaning
To relax and recover from stress or pressure.
Example
Taking deep breaths helps to decompress after a stressful day.
Prendre de grandes respirations aide à se décompresser après une journée stressante.
C1 noun ˌdɪdʒɪˈnɛəreɪʃən

degeneration

dégénérescence
Meaning
The process of decline or deterioration in structure or function.
Example
The degeneration of brain cells leads to cognitive decline.
La dégénérescence des cellules cérébrales conduit à un déclin cognitif.
C1 verb /dɪsˈbænd/

disband

dissoudre
Meaning
to break up and stop functioning as a group or organization
Example
The club decided to disband after twenty years of activity.
Le club a décidé de se dissoudre après vingt ans d'activité.
C1 noun /ˈdɛspətɪzəm/

despotism

despotisme
Meaning
absolute power exercised in a cruel and oppressive way
Example
The people revolted against the era of despotism.
Le peuple s'est révolté contre l'ère du despotisme.
C1 verb /ˈdiːmɑːrˌkeɪt/

demarcate

délimiter
Meaning
to set the boundaries or limits of something
Example
The land was demarcated with fences to avoid disputes.
Le terrain a été délimité par des clôtures pour éviter les disputes.
C1 adjective /ˈdɒɡɪd/

dogged

obstiné
Meaning
showing stubborn determination and persistence
Example
She succeeded through dogged determination.
Elle a réussi grâce à sa détermination obstinée.
C1 noun /dɪˈsiːt/

Deceit

tromperie; fraude; mensonge
Meaning
the action or practice of deceiving someone by concealing or misrepresenting the truth
Example
His deceit was discovered when the truth about his qualifications came to light.
Sa tromperie a été découverte lorsque la vérité sur ses qualifications a été révélée.
C1 adjective /dɪˈskriːt/

discrete

discret
Meaning
individually separate and distinct
Example
The course is divided into three discrete modules.
Le cours est divisé en trois modules discrets.
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 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 /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 /diːˈkrɪp.ʃən/

decryption

décryptage
Meaning
The process of converting encrypted data back into its original form so it can be understood.
Example
Hackers attempted decryption of classified data.
Les hackers ont tenté de décrypter des données classifiées.
C1 verb /dɪˈpliːt/

deplete

épuiser
Meaning
to reduce the quantity or supply of something
Example
The long war has depleted the country's resources.
La longue guerre a épuisé les ressources du pays.
C1 noun /ˈdrɪz.əl/

Drizzle

bruine
Meaning
light rain falling in very fine drops; a very light rainfall
Example
The gentle drizzle continued throughout the morning, making everything misty.
La douce bruine a continué tout au long de la matinée, rendant tout brumeux.
C1 noun /ˌdiːpɔːrˈteɪʃən/

deportation

déportation
Meaning
The act of expelling a foreigner from a country.
Example
The deportation of hundreds of workers sparked international criticism.
La déportation de centaines de travailleurs a suscité des critiques internationales.
C1 adjective /dɪˈmɪnjətɪv/

diminutive

minuscule
Meaning
extremely or unusually small
Example
Despite his diminutive size, he was a powerful leader.
Malgré sa taille minuscule, il était un leader puissant.
C1 noun /dɪˈstɔːrʃən/

distortion

distorsion, déformation
Meaning
the action of twisting, changing, or misrepresenting the shape, sound, or truth of something
Example
There was a distortion in the radio signal.
Il y avait une distorsion dans le signal radio.
C1 noun /ˈdɔːrˌkiːpər/

doorkeeper

portier
Meaning
A person whose job is to guard or manage the entrance of a building or room.
Example
The doorkeeper checked everyone’s passes before they entered the hall.
Le doorkeeper a vérifié les passes de tous avant qu'ils n'entrent dans la salle.
C1 adjective /dɪˈsɜːrnəbl/

discernible

discernable
Meaning
able to be seen, recognized, or understood
Example
There was a discernible change in his behavior.
Il y a eu un changement discernable dans son comportement.
C1 verb /daɪˈleɪt/

dilate

dilater
Meaning
To make wider, larger, or more open.
Example
The doctor used drops to dilate the patient's pupils.
Le médecin a utilisé des gouttes pour dilater les pupilles du patient.
C1 verb dɪˈlɪnieɪt

delineate

décrire de manière précise
Meaning
To describe or portray something precisely
Example
The artist delineated the scene in intricate detail.
L'artiste a délimité la scène avec des détails complexes.
C1 noun /dɪˌnɒmɪˈneɪʃən/

denomination

dénomination, valeur
Meaning
a recognized autonomous branch of the Christian Church; a unit of value or currency
Example
The church belongs to a Protestant denomination.
L'église appartient à une dénomination protestante.
C1 adjective dɪ ˈskrɛʃ.ən.er.i

discretionary

discrétionnaire
Meaning
Available for use at the discretion of the user; not required or mandatory.
Example
He set aside some discretionary income for travel.
Il a mis de côté un revenu discrétionnaire pour voyager.
C1 verb /ˈdæŋɡəl/

dangle

pendre
Meaning
to hang loosely or swing freely
Example
The keys dangled from his belt.
Les clés pendaient de sa ceinture.
C1 verb /dɪˈpɔːrt/

deport

déporter
Meaning
To expel a foreigner from a country, usually for legal or political reasons.
Example
The government decided to deport the illegal immigrants.
Le gouvernement a décidé de déporter les immigrés illégaux.
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 /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 noun /ˌdiːˈmer.ɪt/

Demerit

fauté; inconvénient; marque pour une faute ou une infraction
Meaning
a fault or disadvantage; a mark given for a fault or offense
Example
The student received a demerit for arriving late to class repeatedly.
L'étudiant a reçu un démérite pour être arrivé en retard en classe à plusieurs reprises.
C1 noun /ˌdɪsbɪˈliːvər/

disbeliever

incrédule
Meaning
a person who does not believe in something, especially a religion or idea
Example
He was called a disbeliever for rejecting the traditional faith.
Il a été appelé incrédule pour avoir rejeté la foi traditionnelle.
C1 noun /ˌdiː.viˈeɪ.ʃən/

Deviation

déviation; éloignement d'une trajectoire établie
Meaning
the action of departing from an established course; a departure from usual standards
Example
Any deviation from the established procedure must be reported immediately.
Toute déviation de la procédure établie doit être signalée immédiatement.
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 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 noun /ˈdæn.drʌf/

Dandruff

pellicules
Meaning
small white or grey flakes of dead skin that form on the scalp and fall from the hair
Example
He used a special shampoo to treat his persistent dandruff problem.
Il a utilisé un shampooing spécial pour traiter son problème persistant de pellicules.
C1 noun/verb /dɛnt/

dent

bosse
Meaning
a small hollow mark on the surface of something; to make a small hollow mark
Example
The accident left a dent in the car door.
L'accident a laissé une bosse dans la porte de la voiture.
C1 noun /ˈdaɪhɑːrd/

diehard

fanatique
Meaning
A person who strongly resists change and remains loyal to a belief or cause.
Example
He is a diehard fan of classic rock music.
Il est un fanatique inconditionnel du rock classique.
C1 adjective /ˈdjuːtɪfəl/

Dutiful

dévoué; respectueux; obéissant
Meaning
conscientiously fulfilling one's duty; obedient; respectful
Example
She is a dutiful daughter who always helps her parents.
Elle est une fille dévouée qui aide toujours ses parents.
C1 verb /ˌdiːˈbʌŋk/

debunk

démystifier, exposer la fausseté de
Meaning
Expose the falseness or hollowness of (a myth, idea, or belief).
Example
Scientists debunked the myth that vaccines cause autism.
Les scientifiques ont démystifié le mythe selon lequel les vaccins causent l'autisme.
C1 verb /dɪsˈtrʌst/

distrust

se méfier
Meaning
to have no confidence or trust in someone or something
Example
Many people distrust politicians.
Beaucoup de gens se méfient des politiciens.
C1 verb /ˌdɪskənˈsɜːrt/

disconcert

déconcerter
Meaning
To unsettle, confuse, or disturb the composure of someone.
Example
The sudden change of plans disconcerted the team.
Le changement soudain de plans a déconcerté l'équipe.
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 /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 adjective /dɪˈspɪrɪtɪd/

dispirited

abattu
Meaning
Having lost enthusiasm, hope, or confidence; dejected.
Example
After losing the match, the team looked dispirited.
Après avoir perdu le match, l'équipe semblait abattue.
C1 adjective /dɪsˈhɑːrtənd/

Disheartened

démoralisé
Meaning
discouraged; feeling dejected; losing hope or confidence
Example
She felt disheartened after failing the exam twice.
Elle s'est sentie démoralisée après avoir échoué à l'examen deux fois.
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 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 /dɪˈfaɪənt/

Defiant

défiant; rebelle
Meaning
boldly resistant or challenging; disobedient
Example
The defiant student refused to follow the rules.
L'étudiant défiant a refusé de suivre les règles.
C1 noun /deɪˈbɑː.kəl/

debacle

débâcle
Meaning
A sudden and ignominious failure; a fiasco.
Example
The company's poor management led to a financial debacle.
La mauvaise gestion de l'entreprise a conduit à un débâcle financier.