deregulation
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C1 noun ˌdiːˌrɛɡ.jʊˈleɪ.ʃən

deregulation

desregulación
Meaning
The removal or reduction of government regulations in an economic sector.
Example
Deregulation has increased competition in the telecommunications sector.
La desregulación ha aumentado la competencia en el sector de las telecomunicaciones.
C1 verb /dʌb/

dub

doblar
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.
La película fue doblada a varios idiomas para su lanzamiento internacional.
C1 noun /dɪˈskrep.ən.si/

discrepancy

discrepancia, diferencia, discrepancia
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.
La auditoría reveló una discrepancia entre las ganancias reportadas y los ingresos reales.
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.
Doce es divisible por tres y cuatro.
C1 noun /dɪˈfaɪəns/

defiance

desobediencia
Meaning
Open resistance or bold disobedience.
Example
The protest was an act of defiance against injustice.
La protesta fue un acto de desobediencia contra la injusticia.
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.
Su estilo dictatorial lo hizo impopular entre los compañeros de trabajo.
C1 adjective /ˈdeɪnti/

dainty

delicado y bonito
Meaning
Delicately small, pretty, and often considered elegant.
Example
She wore a dainty necklace made of pearls.
Ella llevaba un collar delicado hecho de perlas.
C1 verb, noun /dɪsˈkrɛdɪt/

discredit

desacreditar
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.
El escándalo desacreditó al político ante los ojos del público.
C1 adjective /dɪsˈɪntrəstɪd/

disinterested

desinteresado
Meaning
not influenced by personal interest; impartial or neutral
Example
The judge remained disinterested in the case.
El juez se mantuvo desinteresado en el caso.
C1 verb /dɪsˈɑːrm/

disarm

desarmar
Meaning
to take weapons away from someone; to make someone feel less hostile
Example
The soldiers were ordered to disarm the rebels.
A los soldados se les ordenó desarmar a los rebeldes.
C1 adjective draʊt rɪˈzɪs.tənt

drought-resistant

resistente a la sequía
Meaning
Able to survive and grow despite limited water availability or drought conditions.
Example
Drought-resistant crops can survive in arid conditions.
Los cultivos resistentes a la sequía pueden sobrevivir en condiciones áridas.
C1 verb /ˈdɛprɪˌkeɪt/

deprecate

desaprobar
Meaning
to express disapproval of something
Example
The teacher deprecated the use of slang in academic essays.
El maestro desaprobó el uso de jerga en ensayos académicos.
C1 verb /ˌdɪsɪnˈɡeɪdʒ/

disengage

desconectar
Meaning
To release or detach oneself from something; to withdraw.
Example
He tried to disengage from the heated argument.
Trató de desconectarse de la acalorada discusión.
C1 noun/verb /dɪsˈkwaɪət/

disquiet

inquietud
Meaning
A feeling of worry or unease; to make someone feel anxious or uneasy.
Example
The strange silence filled the room with disquiet.
El extraño silencio llenó la habitación de inquietud.
C1 verb /ˈdræm.ə.taɪz/

dramatize

dramatizar
Meaning
to present a story in a dramatic way, or to exaggerate something
Example
The novel was dramatized into a popular TV series.
La novela fue dramatizada en una popular serie de televisión.
C1 verb /ˌdɪsˈmaʊnt/

dismount

bajarse
Meaning
to get off or down from something, especially a horse, bicycle, or motorcycle
Example
The rider dismounted from the horse after a long journey.
El jinete se bajó del caballo después de un largo viaje.
C1 noun dɪˈtɜː.mɪ.nənt

determinant

factor determinante
Meaning
A factor that decisively affects the nature or outcome of something.
Example
Education is a key determinant of success.
La educación es un factor determinante del éxito.
C1 noun /ˈdaɪəˌlɛkt/

dialect

dialecto
Meaning
A particular form of a language spoken in a specific region or by a specific group.
Example
He speaks a dialect of Bengali that is common in rural areas.
Él habla un dialecto del bengalí que es común en las áreas rurales.
C1 verb /dɪˈtrækt/

detract

restar
Meaning
To reduce or take away the worth or value of something.
Example
His rude behavior will detract from his good reputation.
Su comportamiento grosero restará valor a su buena reputación.
C1 noun dɪˈpliː.ʃən

depletion

agotamiento
Meaning
The gradual reduction or exhaustion of a resource or substance.
Example
Overuse of groundwater leads to depletion of water resources.
El uso excesivo de agua subterránea conduce a la depleción de los recursos hídricos.
C1 noun /ˈdɛljuːdʒ/

deluge

inundación
Meaning
A severe flood; an overwhelming quantity of something.
Example
The town was hit by a deluge of rain in just a few hours.
La ciudad fue golpeada por una inundación de lluvia en solo unas pocas horas.
C1 adjective /ˈdɑːsəl/ or /ˈdəʊsaɪl/

docile

docil
Meaning
easily managed, taught, or controlled; submissive
Example
The docile puppy quickly learned new tricks.
El cachorro dócil aprendió rápidamente nuevos trucos.
C1 verb ˈdiː.vi.eɪt

deviate

desviarse
Meaning
To depart from an established course or normal pattern.
Example
He tends to deviate from the original plan.
Él tiende a desviarse del plan original.
C1 noun /dɪˈkriː/

Decree

decreto
Meaning
an official order issued by a legal authority; a judicial decision or edict
Example
The king issued a decree that all citizens must pay additional taxes.
El rey emitió un decreto que todos los ciudadanos deben pagar impuestos adicionales.
C1 noun /dɪˈluːʒən/

delusion

delirio
Meaning
A false belief or impression maintained despite being contradicted by reality.
Example
He lived under the delusion that he was invincible.
Él vivía bajo la ilusión de que era invencible.
C1 noun /dɜːrθ/

dearth

escasez
Meaning
A scarcity or lack of something.
Example
There was a dearth of food during the famine.
Hubo una escasez de comida durante la hambruna.
C1 noun, adjective /dɪˈrɪvətɪv/

derivative

derivado / basado
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.
La película fue criticada por ser demasiado derivada de trabajos anteriores.
C1 noun ˌdɪs.æmˌbɪɡ.juˈeɪ.ʃən

disambiguation

desambiguación
Meaning
The removal of ambiguity by making something clear and unambiguous.
Example
The AI system applies disambiguation to refine text understanding.
El sistema de IA aplica la disambiguación para refinar la comprensión del texto.
C1 noun /ˌdɪfəˈrɛnʃɪˈeɪʃən/

differentiation

diferenciación, distinción
Meaning
The action or process of differentiating or distinguishing between things.
Example
Differentiation from competitors can create a unique market position.
La diferenciación de los competidores puede crear una posición única en el mercado.
C1 noun /dɪˈmaɪz/

demise

muerte / fin
Meaning
Death or end of something, especially the end of an institution or system.
Example
The sudden demise of the company shocked investors.
El repentino fin de la empresa sorprendió a los inversores.
C1 verb /dɪˈspɛns/

dispense

distribuir
Meaning
To distribute or provide something, especially in portions.
Example
The machine dispenses clean drinking water.
La máquina dispensa agua potable limpia.
C1 verb /ˈdiːmɑːrˌkeɪt/

demarcate

demarcar
Meaning
to set the boundaries or limits of something
Example
The land was demarcated with fences to avoid disputes.
La tierra fue demarcada con cercas para evitar disputas.
C1 verb /ˈdɛsɪmeɪt/

decimate

destruir
Meaning
To destroy or kill a large proportion of something.
Example
The wildfire decimated the forest.
El incendio arrasó el bosque.
C1 verb /dɪsˈkleɪm/

disclaim

renunciar
Meaning
to deny responsibility or connection with something
Example
The company disclaimed responsibility for the accident.
La empresa renunció a la responsabilidad del accidente.
C1 adjective /dɪˈmɒnstrəbl/

demonstrable

demostrable
Meaning
clearly able to be shown or proven
Example
There was demonstrable evidence that he was innocent.
Había evidencia demostrable de que él era inocente.
C1 verb /dɪˈmiːn/

demean

despreciar
Meaning
to cause someone to lose dignity or respect
Example
The manager demeaned his employees with rude remarks.
El gerente descalificó a sus empleados con comentarios groseros.
C1 noun /ˈdɛspətɪzəm/

despotism

despotismo
Meaning
absolute power exercised in a cruel and oppressive way
Example
The people revolted against the era of despotism.
El pueblo se rebeló contra la era del despotismo.
C1 noun /djuːn/

dune

duna
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.
Los niños jugaban en la duna de arena junto a la playa.
C1 verb, noun /ˌdɪsɪˈluːʒən/

disillusion

desilusión
Meaning
to cause someone to realize that something is not as good as they believed
Example
The scandal disillusioned many voters.
El escándalo desilusionó a muchos votantes.
C1 verb /dɪsˈpleɪs/

displace

desplazar
Meaning
to force someone or something out of their usual or original position; to replace or substitute
Example
The new technology will displace many traditional manufacturing jobs.
La nueva tecnología desplazará muchos trabajos tradicionales de manufactura.
C1 verb /dɪsˈlɒdʒ/

dislodge

desalojar
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.
Las tropas desalojaron al enemigo de la colina.
C1 verb /dɪˈpliːt/

deplete

agotar
Meaning
to reduce the quantity or supply of something
Example
The long war has depleted the country's resources.
La larga guerra ha agotado los recursos del país.
C1 noun /ˈdɛdlɒk/

deadlock

bloqueo
Meaning
a situation in which progress is impossible because of disagreement
Example
Negotiations reached a deadlock after neither side agreed to compromise.
Las negociaciones llegaron a un bloqueo después de que ninguna de las partes aceptó comprometerse.
C1 noun /ˈdɒɡmə/

dogma

dogma
Meaning
A principle or set of principles laid down by an authority as incontrovertibly true.
Example
The religious leader strictly adhered to traditional dogma.
El líder religioso se adhirió estrictamente al dogma tradicional.
C1 adjective ˌdet.rɪˈmen.təl

detrimental

detrimental
Meaning
Tending to cause harm; damaging or harmful.
Example
Pollution has detrimental effects on fertility.
La contaminación tiene efectos perjudiciales sobre la fertilidad.
C1 adjective dɪˈskrɪmɪnətɔːri

discriminatory

discriminatorio
Meaning
Making or showing an unfair or prejudicial distinction between different categories of people or things.
Example
Discriminatory policies triggered protests.
Las políticas discriminatorias desencadenaron protestas.
C1 adjective ˈdɪs.pər.ət

disparate

dispar
Meaning
containing elements very different from one another.
Example
Their opinions were disparate, leading to debates.
Sus opiniones eran dispares, lo que llevó a debates.
C1 verb /ˌdɪsɪnˈtæŋɡl/

disentangle

desenredar
Meaning
To free something or someone from a tangle or complication.
Example
She tried to disentangle her hair from the branches.
Ella intentó desenredar su cabello de las ramas.
C1 adjective /dɪˈmɛntɪd/

demented

demente / irracional
Meaning
behaving irrationally due to mental illness or extreme excitement
Example
He looked demented after hearing the shocking news.
Se veía demente después de escuchar la noticia impactante.
C1 noun /ˈdɛsɪˌbɛl/

decibel

decibel
Meaning
a unit used to measure the intensity of sound
Example
The noise level in the factory exceeded 90 decibels.
El nivel de ruido en la fábrica superó los 90 decibelios.
C1 adjective /dɪˈmɒnstrətɪv/

demonstrative

expresivo
Meaning
openly showing feelings, especially affection or emotion
Example
She was very demonstrative with her affection towards her friends.
Ella era muy expresiva con su afecto hacia sus amigos.
C1 adjective /dɪˈsiːtfəl/

deceitful

engañoso
Meaning
Deliberately misleading or dishonest.
Example
She gave a deceitful answer to hide the truth.
Ella dio una respuesta engañosa para ocultar la verdad.
C1 noun ˈdɪskɔrd

discord

discordia
Meaning
Disagreement or conflict between people or ideas.
Example
Discord among people disrupts societal stability.
La discordia entre las personas perturba la estabilidad social.
C1 verb /ˈdrɪbəl/

dribble

goteo / driblar el balón con pequeños toques
Meaning
to let liquid flow slowly in drops or to move a ball skillfully with repeated small kicks or bounces
Example
The baby dribbled milk on his shirt.
El bebé derramó leche sobre su camisa.
C1 adjective /ˈdɛkədənt/

decadent

decadente, lujoso
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 fiesta estuvo llena de lujo decadente y exceso.
C1 adjective /dɪˈɡreɪdɪd/

degraded

degradado
Meaning
Reduced in quality, dignity, or condition.
Example
The villagers were forced to live in degraded conditions.
Los aldeanos fueron obligados a vivir en condiciones degradadas.
C1 noun /ˌdev.əˈtiː/

Devotee

devoto; seguidor
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.
Como devota de la música clásica, asistió a cada concierto en la ciudad.
C1 noun /ˈdræm.ə.tɪst/

dramatist

dramaturgo
Meaning
a person who writes plays
Example
Shakespeare is one of the greatest dramatists in history.
Shakespeare es uno de los dramaturgos más grandes de la historia.
C1 noun /dɪˈsaɪ.pəl/

Disciple

discípulo; seguidor
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.
El famoso filósofo tenía muchos discípulos que difundieron sus enseñanzas por todo el mundo.
C1 verb /dɪˈsɛləˌreɪt/

decelerate

desacelerar
Meaning
to reduce speed; to slow down
Example
The car began to decelerate as it approached the traffic light.
El coche comenzó a desacelerar al acercarse al semáforo.
C1 adjective /dɪˈsperɪŋ/

Despairing

desesperante
Meaning
feeling hopeless; in despair
Example
She felt despairing after losing her job.
Se sintió desesperante después de perder su trabajo.
C1 verb /ˌdiː.kəmˈprɛs/

decompress

descomprimir
Meaning
To relax and recover from stress or pressure.
Example
Taking deep breaths helps to decompress after a stressful day.
Tomar respiraciones profundas ayuda a descomprimir después de un día estresante.
C1 adjective /ˌdaɪəˈbɒlɪkəl/

diabolical

diabólico
Meaning
Wicked, cruel, or outrageously bad; resembling the devil.
Example
The dictator’s diabolical rule brought misery to the nation.
El régimen diabólico del dictador trajo miseria a la nación.
C1 verb /ˈdɪs.ɪ.peɪt/

dissipate

desaparecer gradualmente
Meaning
To disappear or cause to disappear gradually.
Example
The tension in the room slowly dissipated.
La tensión en la sala desapareció lentamente.
C1 verb /dɪˈfjuːz/

diffuse

difundir
Meaning
to spread over a wide area or among a large number of people
Example
The smell of fresh bread diffused through the entire house.
El olor del pan recién hecho se difundió por toda la casa.
C1 verb /dɛlv/

delve

investigar a fondo
Meaning
To investigate deeply; to dig into a subject or area.
Example
The researcher delved into ancient manuscripts to find clues.
El investigador investigó a fondo los manuscritos antiguos para encontrar pistas.
C1 verb /dɪˈsɛm.ɪ.neɪt/

disseminate

diseminar
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.
Las redes sociales ayudan a difundir información rápidamente.
C1 noun /dɪsˈsɜːrvɪs/

disservice

perjuicio
Meaning
A harmful action; something that does damage rather than help.
Example
Spreading false information is a disservice to the community.
Difundir información falsa es un perjuicio para la comunidad.
C1 noun /dɪˈfen.dənt/

Defendant

demandado
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.
El demandado se declaró no culpable de todos los cargos en su contra.
C1 noun daɪˈkɒtəmi

dichotomy

dicotomía
Meaning
A division or contrast between two things that are or are represented as being opposed or entirely different.
Example
The dichotomy between tradition and modernity is often debated.
La dicotomía entre la tradición y la modernidad a menudo es debatida.
C1 noun /daɪˈvɜː.ʃən/

Diversion

desviación
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.
El cierre de la carretera obligó a una desviación a través del campo para todos los viajeros.
C1 noun /dɪˌsem.ɪˈneɪ.ʃən/

dissemination

diseminación
Meaning
The action or fact of spreading something, especially information, widely.
Example
The dissemination of false information is a major issue.
La diseminación de información falsa es un gran problema.
C1 noun dɪˈskrep.ən.siz

discrepancies

discrepancia
Meaning
Differences between things that should be the same
Example
Discrepancies in regulations delay progress.
Las discrepancias en las regulaciones retrasan el progreso.
C1 noun /ˌdɜːrməˈtɑːlədʒɪst/

dermatologist

dermatólogo
Meaning
A doctor who specializes in the treatment of skin diseases.
Example
She consulted a dermatologist for her skin allergy.
Ella consultó a un dermatólogo para su alergia en la piel.
C1 verb /ˌdɪsəˈsɛmbəl/

disassemble

desarmar
Meaning
To take apart something into its separate pieces.
Example
He had to disassemble the computer to repair it.
Él tuvo que desarmar la computadora para repararla.
C1 noun /dɪˈfɪʃ.ən.si/

Deficiency

deficiencia; falta; insuficiencia
Meaning
a lack or shortage of something; inadequacy or insufficiency
Example
The doctor diagnosed a vitamin D deficiency in the patient's blood test.
El doctor diagnosticó una deficiencia de vitamina D en la prueba de sangre del paciente.
C1 adjective /ˈdæʃ.ɪŋ/

Dashing

elegante; atractivo; audaz;
Meaning
stylish and confident; lively and energetic; attractive and charming
Example
He looked dashing in his new suit.
Él se veía elegante con su traje nuevo.
C1 noun /ˌdɪp.ləˈmæt.ɪk ˈmaɪl.stəʊn/

diplomatic milestone

hito diplomático
Meaning
A significant achievement or important event in diplomatic relations.
Example
Hosting the summit was a diplomatic milestone.
La organización de la cumbre fue un hito diplomático.
C1 noun /ˈdaɪhɑːrd/

diehard

fanático
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.
Él es un fanático acérrimo de la música rock clásica.
C1 verb /dɪsˈpærɪdʒ/

disparage

despreciar
Meaning
to criticize someone or something in a way that shows a lack of respect
Example
It is unfair to disparage people for their opinions.
Es injusto despreciar a las personas por sus opiniones.
C1 verb/adjective /dɪˈdʒɛnəreɪt/

degenerate

degenerar
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.
El imperio que una vez prosperó comenzó a degenerar en el caos.
C1 adjective /daɪˈvɜːrsɪfaɪd/

diversified

diversificado
Meaning
Made or having variety in form, nature, or content.
Example
The company adopted a diversified business strategy to reduce risks.
La empresa adoptó una estrategia empresarial diversificada para reducir los riesgos.
C1 noun ˈdɛtrɪ.mənt

detriment

perjuicio, daño, detrimento
Meaning
Harm, damage, impairment.
Example
Smoking is a detriment to health.
Fumar es un detrimento para la salud.
C1 noun /daɪˈsɛkʃən/

dissection

disección
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 disección del espécimen reveló detalles importantes sobre su estructura.
C1 adjective /dɪˈfaɪənt/

Defiant

desafiante; rebelde
Meaning
boldly resistant or challenging; disobedient
Example
The defiant student refused to follow the rules.
El estudiante desafiante se negó a seguir las reglas.
C1 verb /dɪˈspɛl/

dispel

disipar
Meaning
to make a doubt, feeling, or belief disappear
Example
The teacher's explanation dispelled the students' confusion.
La explicación del profesor disipó la confusión de los estudiantes.
C1 noun /ˈdeɪtəm/ or /ˈdætəm/

datum

dato
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.
Cada dato en la encuesta fue cuidadosamente analizado.
C1 verb /ˈduːdəl/

doodle

garabatear
Meaning
To draw or scribble absentmindedly, often while thinking about something else.
Example
She doodled flowers in the corner of her notebook during class.
Ella dibujaba flores en la esquina de su cuaderno durante la clase.
C1 noun /ˈdaʊn.pɔːr/

Downpour

lluvia torrencial; tormenta repentina
Meaning
a heavy fall of rain; a sudden heavy rainfall
Example
The sudden downpour caught everyone off guard and soaked the outdoor event.
La repentina lluvia torrencial sorprendió a todos y empapó el evento al aire libre.
C1 noun /dɪˈten.ʃən/

Detention

detención; prisión temporal
Meaning
the action of detaining someone or being detained in official custody
Example
The student received detention for repeatedly disrupting the class.
El estudiante recibió detención por interrumpir repetidamente la clase.
C1 adjective /ˈdwɪndlɪŋ/

dwindling

disminuyente
Meaning
Gradually reducing in number, size, or strength.
Example
The villagers relied on dwindling water supplies.
Los aldeanos dependían de los suministros de agua en disminución.
C1 noun /dɪˈmiːnər/

demeanour

comportamiento
Meaning
a person's outward behavior or appearance
Example
Her calm demeanour impressed everyone during the meeting.
Su comportamiento tranquilo impresionó a todos durante la reunión.
C1 noun ˈdɛf.ər.əns

deference

deferencia
Meaning
Humble submission and respect.
Example
He showed deference to his elderly mentor.
Él mostró deferencia hacia su mentor mayor.
C1 noun /ˌdɛfəˈmeɪʃən/

defamation

difamación
Meaning
the act of damaging someone's reputation by making false statements
Example
The newspaper was sued for defamation of character.
El periódico fue demandado por difamación.
C1 adjective ˈdɔːn.tɪŋ

daunting

intimidante o desafiante
Meaning
Something that seems intimidating or challenging.
Example
The task seemed daunting, but she completed it successfully.
La tarea parecía intimidante, pero ella la completó con éxito.
C1 noun /ˌdɪsəˈluːʃən/

dissolution

disolución
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 disolución de la empresa fue anunciada ayer.
C1 verb /doʊt/

dote

consentir
Meaning
to show excessive love or fondness for someone or something
Example
She tends to dote on her grandchildren.
Ella tiende a consentir a sus nietos.
C1 verb /daɪˈvɛst/

divest

desinvertir
Meaning
to strip away possessions, rights, or assets; to rid oneself of
Example
The company decided to divest its unprofitable division.
La empresa decidió desinvertir su división no rentable.
C1 adjective /ˈdek.stər.əs/

dexterous

diestro
Meaning
Showing or having skill, especially with the hands; mentally adroit and skillful.
Example
A dexterous programmer can write complex codes effortlessly.
Un programador diestro puede escribir códigos complejos sin esfuerzo.
C1 verb /dɪˈstɪl/

distill

destilar
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.
La fábrica destila agua para hacerla segura para beber.
C1 noun /ˌdiː.mɑːˈkeɪ.ʃən/

Demarcation

demarcación
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 demarcación entre tierras públicas y privadas estaba claramente marcada.
C1 noun ˌdep.əˈzɪʃ.ən

deposition

deposición, el proceso de depositar algo
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 deposición de un río lleva a la formación de nuevas masas de tierra.
C1 adverb /ˈduːli/

Duly

puntualmente, debidamente
Meaning
in accordance with what is required or appropriate; at the proper time
Example
The documents were duly signed and submitted.
Los documentos fueron debidamente firmados y enviados.
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.
Durian es conocido como el rey de las frutas en el Sudeste Asiático a pesar de su olor penetrante.
C1 adjective /ˈdjuːbiəs/

dubious

dudoso
Meaning
Hesitating or doubting; not to be relied upon.
Example
She gave him a dubious look after hearing his excuse.
Ella le dio una mirada dudosa después de escuchar su excusa.
C1 adjective /dɪˈbɪl.ɪ.teɪ.tɪŋ/

debilitating

debilitante
Meaning
Making someone or something weak and infirm.
Example
The disease had a debilitating effect on his health.
La enfermedad tuvo un efecto debilitante en su salud.
C1 noun /ˈdrɛsˌmeɪkər/

dressmaker

modista
Meaning
A person who makes or alters women's clothing professionally.
Example
The dressmaker crafted a beautiful gown for the bride.
La modista confeccionó un hermoso vestido para la novia.
C1 adjective /dɪsˈkɔːrdənt/

discordant

discordante
Meaning
disagreeing or clashing; harsh and jarring in sound
Example
The discordant notes of the band hurt our ears.
Las notas discordantes de la banda nos lastimaron los oídos.
C1 adjective /ˈdrɪəri/

dreary

triste / sombrío
Meaning
dull, bleak, and lifeless; depressing
Example
The long, dreary winter made everyone feel gloomy.
El largo y sombrío invierno hizo que todos se sintieran tristes.
C1 verb /dɪˈtɛst/

detest

detestar
Meaning
To dislike intensely or hate.
Example
I detest waking up early on weekends.
Yo detesto levantarme temprano los fines de semana.
C1 adjective /dɪsˈhɑːrtənd/

Disheartened

desanimado
Meaning
discouraged; feeling dejected; losing hope or confidence
Example
She felt disheartened after failing the exam twice.
Ella se sintió desanimada después de fallar en el examen dos veces.
C1 noun /dɪˌnɒmɪˈneɪʃən/

denomination

denominación, valor
Meaning
a recognized autonomous branch of the Christian Church; a unit of value or currency
Example
The church belongs to a Protestant denomination.
La iglesia pertenece a una denominación protestante.
C1 noun /ˈdɒktrɪn/

doctrine

doctrina
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.
La iglesia sigue una estricta doctrina sobre los valores morales.
C1 adjective /dɪˈsɪd.ju.əs/

deciduous

deciduo
Meaning
Referring to trees that shed their leaves seasonally, typically in autumn.
Example
Oak and maple trees are deciduous, shedding leaves in autumn.
Los árboles de roble y arce son deciduos, perdiendo sus hojas en otoño.
C1 noun delˈteɪɪk ˈlændskeɪp

deltaic landscape

paisaje deltaico
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.
Bangladesh tiene un paisaje deltaico único.
C1 noun /ˈdæɡ.ər/

Dagger

daga
Meaning
a short knife with a pointed blade used as a weapon
Example
The ancient warrior carried a silver dagger.
El guerrero antiguo llevaba una daga de plata.
C1 noun /dɪˌpriː.ʃiˈeɪ.ʃən/

depreciation

depreciación
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.
La tasa de depreciación del coche es alta después de cinco años.
C1 noun dəˌmɛstɪˈkeɪʃən

domestication

domesticación
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 domesticación de animales ha sido crucial para la supervivencia humana.
C1 verb dɪˈlɪnieɪt

delineate

delinear
Meaning
To describe or portray something precisely
Example
The artist delineated the scene in intricate detail.
El artista delineó la escena con detalles intrincados.
C1 noun /diːˌtɒksɪfɪˈkeɪʃən/

detoxification

desintoxicación
Meaning
The process of removing toxic substances from a living organism.
Example
Detoxification helps to cleanse the body of harmful substances.
La detoxificación ayuda a limpiar el cuerpo de sustancias dañinas.
C1 adjective /ˈdraʊ.zi/

Drowsy

somnoliento; adormilado; cansado
Meaning
feeling sleepy and lethargic; half asleep; tired
Example
I felt drowsy after the heavy meal.
Me sentí somnoliento después de la comida pesada.