raze
All a b c d e f g h i j k l m n o p q r s t u v w x y z
All CEFR A1 A2 B1 B2 C1 C2
Content locale
EN English BN Bengali HI Hindi ES Español FR Francés DE Alemán RU Ruso ZH Chino JA Japonés
All Vocabulary Cards All Vocabularies
C1 verb /reɪz/

raze

demoler
Meaning
To completely destroy or demolish something, especially a building.
Example
The old factory was razed to make way for new apartments.
La vieja fábrica fue demolida para dar paso a nuevos apartamentos.
C1 adjective /rɪˈmiːdiəl/

Remedial

correctivo; remedial; curativo;
Meaning
intended as a remedy; corrective; providing a cure;
Example
The students need remedial classes to improve their math skills.
Los estudiantes necesitan clases remediales para mejorar sus habilidades en matemáticas.
C1 verb /rɪˈpiːl/

repeal

derogar
Meaning
To officially cancel or revoke a law or decision.
Example
The government decided to repeal the outdated law.
El gobierno decidió derogar la ley obsoleta.
C1 adjective /riˈækʃəˌneri/

reactionary

reaccionario
Meaning
Opposing political or social progress or reform; extremely conservative.
Example
The group took a reactionary stance against the new policies.
El grupo adoptó una postura reaccionaria contra las nuevas políticas.
C1 verb /ˌrɛzəˈrɛkt/

resurrect

resucitar
Meaning
To bring back to life or revive something from the past.
Example
The director decided to resurrect the old play for a new audience.
El director decidió resucitar la obra antigua para una nueva audiencia.
C1 noun ˌriː.pɚˈkʌʃ.ənz

repercussions

repercusiones
Meaning
The unintended consequences or effects of an action or event.
Example
The new policy had unintended repercussions on the economy.
La nueva política tuvo repercusiones no deseadas en la economía.
C1 noun /ˈreɪdiəns/

radiance

radiancia
Meaning
the quality of shining with bright light; a glowing or beaming quality
Example
Her face was filled with radiance after hearing the good news.
Su rostro se llenó de radiancia después de escuchar las buenas noticias.
C1 verb /riːˈpeɪ.tri.eɪt/

repatriate

repatriar
Meaning
To return someone to their own country, often after war or imprisonment.
Example
The government worked to repatriate the refugees safely.
El gobierno trabajó para repatriar a los refugiados de manera segura.
C1 verb /rɪˈtreɪs/

retrace

volver sobre un camino o ruta, recordar y repetir pasos anteriores
Meaning
to go back over a path or route; to recall and repeat steps taken earlier
Example
She retraced her steps to find her lost keys.
Ella volvió sobre sus pasos para encontrar sus llaves perdidas.
C1 verb /ˈrʌf.l̩/

ruffle

desordenar, molestar
Meaning
to disturb the smoothness of something; to annoy or upset someone
Example
The wind ruffled her hair.
El viento desordenó su cabello.
C1 verb /rɪɡ/

rig

amañar
Meaning
to manipulate or control something dishonestly; to set up equipment
Example
The election was rigged by corrupt officials.
Las elecciones fueron amañadas por funcionarios corruptos.
C1 verb /ˈrɛzəneɪt/

resonate

resonar
Meaning
To produce or be filled with a deep, full, and reverberating sound; to evoke a feeling or memory.
Example
Her words resonated with the audience.
Sus palabras resonaron con la audiencia.
C1 verb /rɪˈnɛɡ/

renege

romper un compromiso
Meaning
to go back on a promise, agreement, or commitment
Example
The company reneged on its promise to increase wages.
La empresa rompió su promesa de aumentar los salarios.
C1 verb /rɪˈbʌf/

rebuff

rechazar
Meaning
to reject or refuse in a sharp or abrupt way
Example
She rebuffed his invitation to dinner.
Ella rechazó su invitación a cenar.
C1 verb /ˈrætɪfaɪ/

ratify

ratificar
Meaning
to approve or confirm something officially, usually by law or formal consent
Example
The government ratified the trade agreement.
El gobierno ratificó el acuerdo comercial.
C1 noun /ˈriːpər/

reaper

una persona o máquina que corta y recoge cultivos
Meaning
a person or machine that cuts and gathers crops
Example
The reaper moved slowly through the golden fields.
El ríper se movió lentamente a través de los campos dorados.
C1 noun /rɪft/

rift

cisura
Meaning
a serious break in a relationship; a split or crack
Example
A rift developed between the two friends after the argument.
Se desarrolló una cisura entre los dos amigos después de la discusión.
C1 adjective /ˈrɪkɪti/

rickety

deteriorado
Meaning
Poorly made and likely to collapse; shaky.
Example
They crossed a rickety wooden bridge over the river.
Cruzaron un puente de madera deteriorado sobre el río.
C1 noun /ˈrɛpərˌtɔːri/

repertory

repertorio
Meaning
A collection of works that a company, performer, or institution regularly performs; also a storehouse of information or skills.
Example
The theater has a repertory of classic plays.
El teatro tiene un repertorio de obras clásicas.
C1 noun ˈrez.ɪ.djuː

residue

residuo
Meaning
A small amount of something that remains after the main part has gone or been removed.
Example
Soap residue affects appliance efficiency.
El residuo de jabón afecta la eficiencia de los aparatos.
C1 verb /ˈræn.sæk/

ransack

saquear
Meaning
to search a place roughly and steal or damage things
Example
Burglars ransacked the house while the family was away.
Los ladrones saquearon la casa mientras la familia estaba fuera.
C1 noun /ˌræm.ɪ.fɪˈkeɪ.ʃən/

ramification

consecuencia
Meaning
a consequence of an action or event, often complex or unwelcome.
Example
The new law has serious social ramifications.
La nueva ley tiene graves consecuencias sociales.
C1 adjective /rɪˈvoʊltɪŋ/

revolting

repugnante
Meaning
extremely unpleasant or disgusting
Example
The smell of the garbage was revolting.
El olor de la basura era repugnante.
C1 adjective /ˈreɡ.jʊ.lə.tər.i/

Regulatory

regulatorio
Meaning
Having the power to control or govern something through rules and regulations.
Example
The government enforces regulatory policies for financial stability.
El gobierno aplica políticas regulatorias para la estabilidad financiera.
C1 noun /ˈrəʊ.bɒt əˈsɪs.tɪd prəˈsiː.dʒərz/

robot-assisted procedures

procedimientos asistidos por robot
Meaning
Medical operations performed with the help of robotic systems to enhance precision and control.
Example
Robot-assisted procedures reduce human error.
Los procedimientos asistidos por robot reducen el error humano.
C1 verb /rænt/

rant

gritar
Meaning
to speak or shout in an angry, uncontrolled way
Example
He ranted about the unfair treatment at work.
Él gritó acerca del trato injusto en el trabajo.
C1 adjective /riˈæk.tɪv/

Reactive

reactivo; químicamente activo
Meaning
responding to situations rather than initiating them; chemically active
Example
The company took a reactive approach to customer complaints.
La empresa adoptó un enfoque reactivo hacia las quejas de los clientes.
C1 adjective /rɪˈtɜː.nə.bəl/

Returnable

devolvible
Meaning
able to be returned or given back
Example
The bottle is returnable for a deposit refund.
La botella es devolvible para un reembolso del depósito.
C1 noun /rɪˈtrækʃən/

retraction

revocación, retractación
Meaning
the act of taking back a statement, promise, or belief
Example
The newspaper issued a retraction of the false report.
El periódico emitió una retractación del informe falso.
C1 noun /rɪˈflɛktər/

reflector

reflector
Meaning
A surface or device that reflects light, heat, or sound, often used to direct beams or improve visibility.
Example
The cyclist attached a red reflector to the back of his bike for safety.
El ciclista colocó un reflector rojo en la parte trasera de su bicicleta para mayor seguridad.
C1 noun /ˈruːdɪmənt/

rudiment

rudimentos
Meaning
A basic principle, element, or fundamental part of something.
Example
He learned the rudiments of music before joining the band.
Él aprendió los rudimentos de la música antes de unirse a la banda.
C1 noun /rɪˈtriː.vəl/

retrieval

recuperación
Meaning
The process of getting something back, especially from storage or memory.
Example
The brain's retrieval system helps recall past experiences.
El sistema de recuperación del cerebro ayuda a recordar experiencias pasadas.
C1 noun /rɪˈpjuːt/

repute

reputación
Meaning
the opinion generally held of someone or something; reputation
Example
He is a scholar of great repute in his field.
Él es un académico de gran reputación en su campo.
C1 noun /ˈræftər/

rafter

viga
Meaning
One of the sloping beams that supports a roof.
Example
The old barn’s rafters were exposed.
Las vigas del viejo granero estaban expuestas.
C1 verb /ˌriːˈkɒn.stɪ.tʃuːt/

reconstitute

reconstituir
Meaning
to restore something to its original form or state; to reassemble
Example
The group was reconstituted after the leader returned.
El grupo fue reconstituido después de que el líder regresó.
C1 verb /ˌriːˈtʌtʃ/

retouch

retocar
Meaning
To improve or repair a picture, photograph, or image by making small changes.
Example
The photographer retouched the image to remove blemishes.
El fotógrafo retocó la imagen para eliminar manchas.
C1 verb /ˌrevəˈluːʃənaɪz/

revolutionize

revolucionar
Meaning
Change (something) radically or fundamentally.
Example
Artificial intelligence is set to revolutionize the healthcare sector.
La inteligencia artificial está lista para revolucionar el sector de la salud.
C1 noun /rʌsk/

Rusk

bizcocho seco; pan tostado
Meaning
a hard, dry biscuit or twice-baked bread; a type of crisp, sweet biscuit
Example
The baby enjoyed eating the soft rusk with milk.
El bebé disfrutó comer el rusk suave con leche.
C1 verb /riːˈkæptʃər/

recapture

recapturar
Meaning
To take back or regain possession of something.
Example
The army managed to recapture the lost territory.
El ejército logró recapturar el territorio perdido.
C1 noun /ˈriːbeɪt/

rebate

descuento/reembolso
Meaning
a partial refund given to someone who has paid too much money for something
Example
The store offered a rebate on bulk purchases.
La tienda ofreció un descuento en compras al por mayor.
C1 adjective rɪˈlɛntləs

relentless

implacable
Meaning
Oppressively constant; incessant; showing no abatement of severity, intensity, strength, or pace.
Example
The freedom fighters' relentless struggle led to victory.
La lucha implacable de los luchadores por la libertad condujo a la victoria.
C1 verb /rɪˈsɜːrdʒ/

resurge

resurgir
Meaning
To rise, increase, or become active again after a decline.
Example
Interest in traditional crafts has begun to resurge.
El interés en las artesanías tradicionales ha comenzado a resurgir.
C1 adjective /ˈreɪ.kɪʃ/

Rakish

despreocupado
Meaning
having a dashing, jaunty, or slightly disreputable quality or appearance
Example
He wore his hat at a rakish angle that gave him a charming appearance.
Él llevaba su sombrero en un ángulo despreocupado que le daba una apariencia encantadora.
C1 noun /rɪˈzʌmp.ʃən/

Resumption

reanudar
Meaning
the action of beginning something again after a pause or interruption
Example
The resumption of classes will be announced next week.
La reanudación de las clases será anunciada la próxima semana.
C1 adjective /rɪˈstreɪnd/

restrained

restricto
Meaning
characterized by reserve or self-control; held back
Example
Her restrained reaction surprised everyone.
Su reacción restringida sorprendió a todos.
C1 noun /rɪˌtæl.iˈeɪ.ʃən/

Retaliation

represalia
Meaning
the action of returning a military attack; counterattack; revenge for an injury or wrong
Example
The country threatened retaliation against any act of aggression.
El país amenazó con represalias contra cualquier acto de agresión.
C1 verb /rɪˈtɔːrt/

retort

respuesta rápida
Meaning
To reply quickly or sharply, often in a witty or angry manner.
Example
He quickly retorted that he was not to blame.
Él rápidamente respondió que no era su culpa.
C1 verb /rɪˈprɛs/

repress

reprimir
Meaning
To restrain, suppress, or keep under control, especially emotions or desires.
Example
He tried to repress his anger during the meeting.
Él intentó reprimir su ira durante la reunión.
C1 adjective /ˌrɛmɪˈnɪsənt/

reminiscent

rememorativo
Meaning
Tending to remind one of something; suggestive of something in the past.
Example
The smell of rain is reminiscent of my childhood in the village.
El olor a lluvia es rememorativo de mi infancia en el pueblo.
C1 adjective /rɪˈpres.ɪv/

Repressive

represivo
Meaning
restraining freedom or preventing self-expression; oppressive
Example
The repressive government banned all forms of protest.
El gobierno represivo prohibió todas las formas de protesta.
C1 noun /rəˈpɪdəti/

rapidity

rapidez
Meaning
The quality of moving or happening quickly; swiftness or speed.
Example
The rapidity of technological change is astonishing.
La rapidez del cambio tecnológico es asombroso.
C1 noun /rɪdʒ/

ridge

cima o cresta de una montaña
Meaning
a long, narrow hilltop, mountain range, or raised strip
Example
We walked along the mountain ridge.
Caminamos a lo largo de la cresta de la montaña.
C1 noun /rɪˈvʌlʃən/

revulsion

repulsión
Meaning
a strong feeling of disgust or repulsion
Example
She felt revulsion at the sight of the cruel act.
Ella sintió repulsión al ver el acto cruel.
C1 verb /rɪˈdʒɛnəreɪt/

regenerate

regenerar
Meaning
to grow or produce again; to renew or restore
Example
The lizard can regenerate its lost tail.
El lagarto puede regenerar su cola perdida.
C1 noun /ˈredʒ.ɪ.mən/

regimen

régimen de tratamiento, dieta o estilo de vida prescrito para la promoción o restauración de la salud
Meaning
A prescribed course of medical treatment, way of life, or diet for the promotion or restoration of health.
Example
A strict exercise regimen improves overall fitness.
Un estricto régimen de ejercicios mejora el estado físico general.
C1 verb /rɪˈdrɛs/

redress

remediar
Meaning
to set right, remedy, or compensate for a wrong or grievance
Example
The company promised to redress the complaints of its customers.
La compañía prometió remediar las quejas de sus clientes.
C1 verb /raɪl/

rile

irritar
Meaning
to irritate or annoy someone
Example
His careless comments really riled her.
Sus comentarios descuidados realmente la irritaron.
C1 adjective /ˈrɪvɪtɪŋ/

riveting

fascinante
Meaning
extremely interesting; holding the complete attention
Example
The movie was so riveting that nobody looked away.
La película era tan fascinante que nadie apartó la vista.
C1 noun /rɪˈsaɪtər/

reciter

recitador
Meaning
a person who recites or repeats something aloud from memory, especially poetry, prayers, or formal texts
Example
The reciter delivered the poem with clarity and emotion.
El recitador presentó el poema con claridad y emoción.
C1 noun /roʊt/

rote

de memoria
Meaning
mechanical or habitual repetition, often without understanding
Example
He learned the poem by rote without understanding its meaning.
Él aprendió el poema de memoria sin entender su significado.
C1 adjective /ˈriːɡəl/

regal

real
Meaning
Resembling or fit for a king; majestic or royal.
Example
The queen entered the hall with a regal presence.
La reina entró al salón con una presencia real.
C1 adjective /rɪˈɡrɛtfəl/

regretful

arrepentido
Meaning
feeling or showing sadness or disappointment about something that has happened or been done
Example
She gave him a regretful smile as she turned away.
Ella le dio una sonrisa arrepentida mientras se alejaba.
C1 verb /rɪˈkaʊnt/

recount

relatar
Meaning
to narrate or tell the details of an event or experience
Example
She recounted her adventures during the summer trip.
Ella relató sus aventuras durante el viaje de verano.
C1 noun /rɪˈbʌtəl/

rebuttal

refutación
Meaning
a statement or argument made to oppose or disprove another
Example
Her rebuttal was clear and convincing.
Su refutación fue clara y convincente.
C1 verb /ræsp/

rasp

hablar de forma áspera o raspar con un sonido grueso
Meaning
to speak in a rough, harsh voice or to scrape with a coarse sound
Example
He rasped out a warning before collapsing.
él raspó una advertencia antes de desmayarse.
C1 noun /ˌræʃəˈnæl/

rationale

razón subyacente
Meaning
the underlying reason or explanation for something
Example
The rationale behind his decision was clearly explained.
La razón detrás de su decisión fue claramente explicada.
C1 noun /roʊz ˈber.i/

Rose berry

baya de rosa
Meaning
a type of berry with rose-like characteristics or flavor
Example
The rose berry has a delicate floral taste that reminds me of roses.
La baya de rosa tiene un sabor floral delicado que me recuerda a las rosas.
C1 verb /reɪv/

rave

alabar
Meaning
to speak or write about something with great enthusiasm or admiration
Example
Critics rave about the new movie.
Los críticos alaban la nueva película.
C1 noun/verb /rɪˈproʊtʃ/

reproach

reproche / crítica
Meaning
An expression of disapproval or disappointment; to criticize someone for doing wrong.
Example
She reproached him for arriving late to the meeting.
Ella le reprochó por llegar tarde a la reunión.
C1 noun /rɔ ˈtɜrmərɪk/

Raw Turmeric

cúrcuma cruda
Meaning
fresh unprocessed root of the turmeric plant used as a spice and medicine
Example
Grate raw turmeric into the curry for authentic flavor.
Ralla la cúrcuma cruda en el curry para un sabor auténtico.
C1 noun /rʌk/

Ruck

empujón; multitud desordenada
Meaning
a situation where a crowd of people are pushing against each other; a disorderly crowd
Example
There was a ruck at the football match.
Hubo un empujón en el partido de fútbol.
C1 noun /rɪˈsɜː.dʒəns/

resurgence

resurgimiento
Meaning
An increase or revival after a period of little activity, popularity, or occurrence.
Example
The city saw a resurgence in tourism after the pandemic.
La ciudad vio un resurgimiento en el turismo después de la pandemia.
C1 adjective /rɪˈpjuː.t̬ɪd/

Reputed

reputado; famoso
Meaning
generally said or believed to be; having a particular reputation
Example
He is reputed to be one of the best doctors in the country.
Se le considera uno de los mejores médicos del país.
C1 noun /ˈrɛtɪsəns/

reticence

reticencia
Meaning
the quality of being reserved or unwilling to speak freely
Example
His reticence made it difficult to know what he was thinking.
Su reticencia hizo que fuera difícil saber lo que estaba pensando.
C1 noun /rɪˈteɪnər/

retainer

anticipo / retenedor
Meaning
a fee paid in advance to secure someone's services, or a device that holds something in place
Example
The lawyer asked for a retainer before taking the case.
El abogado pidió un anticipo antes de tomar el caso.
C1 noun/verb /rɪˈpriːz/

reprise

repetición
Meaning
A repetition or return to an earlier theme, role, or action.
Example
The actor reprised his role in the sequel.
El actor repitió su papel en la secuela.
C1 noun /rəˈviːn/

ravine

desfiladero
Meaning
A deep, narrow valley with steep sides.
Example
The river carved a deep ravine through the mountains.
El río formó un profundo desfiladero a través de las montañas.
C1 adjective /rɪˈper.ə.bəl/

Repairable

reparable
Meaning
able to be fixed or mended; capable of being repaired
Example
The broken phone is repairable with the right parts.
El teléfono roto se puede reparar con las piezas adecuadas.
C1 verb /rɪˈdʒuː.vɪ.neɪt/

rejuvenate

rejuvenecer
Meaning
To make or feel young, healthy, or energetic again.
Example
A vacation can rejuvenate the mind and body.
unas vacaciones pueden rejuvenecer la mente y el cuerpo.
C1 noun /ˌriː.əˈdʒʌst.mənt/

readjustment

reajuste
Meaning
The act of changing or correcting something again to make it suitable or balanced.
Example
After moving to a new city, he went through a period of readjustment.
Después de mudarse a una nueva ciudad, él pasó por un periodo de reajuste.
C1 noun /rɪˈsaɪtl/

recital

recital
Meaning
A performance of music, dance, or poetry, usually by a soloist.
Example
She gave a piano recital at the concert hall.
Ella dio un recital de piano en la sala de conciertos.
C1 verb /ˈrek.ən.saɪl/

reconcile

reconciliar, armonizar, hacer las paces
Meaning
Restore friendly relations between; cause to coexist in harmony.
Example
They tried to reconcile their differences through open communication.
Ellos intentaron reconciliar sus diferencias mediante una comunicación abierta.
C1 noun /ˈrɪdəns/

riddance

liberación
Meaning
The action of getting rid of something unwanted or unpleasant.
Example
His departure was considered a welcome riddance by the team.
Su partida fue considerada una bienvenida liberación por el equipo.
C1 noun rɪˌdʒɛnəˈreɪʃən

regeneration

regeneración
Meaning
Renewal, growth and development of cells, tissues or energy
Example
Proper rest allows muscle regeneration after exercise.
El descanso adecuado permite la regeneración muscular después del ejercicio.
C1 adjective rɪˈsɛʃ.ən.er.i

recessionary

recesivo
Meaning
Relating to or characterized by economic recession.
Example
Governments introduce policies to counter recessionary effects.
Los gobiernos introducen políticas para contrarrestar los efectos recesivos.
C1 verb /ˈrevəl/

revel

regocijarse
Meaning
to enjoy oneself in a lively and noisy way; to take great pleasure in
Example
They revel in their success.
Ellos se regocijan en su éxito.
C1 verb rɪˈlɪŋ.kwɪʃ

relinquish

renunciar
Meaning
To give up any authority, responsibility, or property.
Example
He decided to relinquish his position as CEO.
Él decidió renunciar a su puesto como CEO.
C1 adjective /ˌrɛprɪˈhɛnsəbl̩/

reprehensible

reprensible
Meaning
Deserving strong criticism or blame.
Example
His dishonest actions were truly reprehensible.
Sus acciones deshonestas fueron realmente reprensibles.
C1 verb /ˌrekəˈlekt/

recollect

recordar
Meaning
to remember something; to recall from memory
Example
I can't recollect where I put my keys.
No puedo recordar dónde dejé mis llaves.
C1 noun /ˈrep.lɪ.kə/

Replica

réplica
Meaning
an exact copy or model of something, especially one on a smaller scale
Example
The museum displayed a perfect replica of the ancient statue.
El museo exhibió una réplica perfecta de la estatua antigua.
C1 noun /ˌrɛs.ɪˈprɒs.ɪ.ti/

reciprocity

la práctica de intercambiar cosas con otros para beneficio mutuo
Meaning
The practice of exchanging things with others for mutual benefit.
Example
Business relationships thrive on reciprocity.
Las relaciones comerciales prosperan gracias a la reciprocidad.
C1 verb /rɪˈsiːd/

recede

retroceder
Meaning
To move back or further away from a previous position.
Example
The floodwaters began to recede after the heavy rain stopped.
Las aguas de la inundación comenzaron a retroceder después de que la lluvia intensa paró.
C1 verb /ˌriːəˈdʒʌst/

readjust

reajustar
Meaning
To change or move something again in order to achieve a better fit, condition, or balance.
Example
He readjusted the chair to make it more comfortable.
Él reajustó la silla para que fuera más cómoda.
C1 noun /ˈrɛt.ər.ɪk/

rhetoric

el arte de hablar o escribir de manera efectiva o persuasiva
Meaning
The art of effective or persuasive speaking or writing; skillful use of language to influence others.
Example
Political leaders often use rhetoric to influence people.
Los líderes políticos a menudo utilizan la retórica para influir en la gente.
C1 adjective /ræpt/

Rapt

absorto
Meaning
completely fascinated or absorbed by what one is seeing or hearing
Example
The children listened with rapt attention to the storyteller.
Los niños escucharon con atención absorta al cuentacuentos.
C1 adjective /rɪˈzɪdjuəl/

residual

residual
Meaning
Remaining after the greater part has gone.
Example
The patient experienced residual pain after the surgery.
El paciente experimentó dolor residual después de la cirugía.
C1 verb /ˈræʃənəlaɪz/

rationalize

racionalizar
Meaning
to attempt to explain or justify behavior or decisions with logical reasons, even if they are not true or appropriate
Example
She tried to rationalize her lateness by blaming the traffic.
Ella trató de racionalizar su retraso culpando al tráfico.
C1 noun /rɪˈkɒnɪsəns/

reconnaissance

reconocimiento
Meaning
A survey or exploration, especially for military or strategic purposes.
Example
The soldiers conducted a reconnaissance of the enemy camp.
Los soldados realizaron un reconocimiento del campamento enemigo.
C1 verb /rɪˈkuːpəreɪt/

recuperate

recuperarse
Meaning
to recover from illness or regain strength
Example
She went to the countryside to recuperate after surgery.
Ella fue al campo a recuperarse después de la cirugía.
C1 noun /ˌrɛspɪˈreɪʃən/

respiration

respiración
Meaning
The process of breathing or the exchange of gases in living organisms.
Example
Respiration is essential for all living beings.
La respiración es esencial para todos los seres vivos.
C1 noun /rɪˈvɜːrʒən/

reversion

reversión
Meaning
the act of returning to a previous state or condition
Example
The new policy marked a reversion to traditional methods.
La nueva política marcó una reversión a los métodos tradicionales.
C1 verb /rɪˈpjuː.di.eɪt/

repudiate

repudiar
Meaning
to refuse to accept, recognize, or support something
Example
He repudiated the claim that he was involved in the scandal.
Él repudió la afirmación de que estuvo involucrado en el escándalo.
C1 noun /ˈrɛɡjəleɪtər/

regulator

regulador
Meaning
a person or device that controls or maintains the operation of a system
Example
The government appointed a new regulator for the financial sector.
El gobierno nombró un nuevo regulador para el sector financiero.
C1 noun /rɪˈpraɪ.zəl/

Reprisal

venganza
Meaning
an act of retaliation; revenge taken for an injury or wrong
Example
The attack was carried out as a reprisal for the earlier bombing.
El ataque se realizó como una represalia por el bombardeo anterior.
C1 adjective /ˈrævənəs/

ravenous

hambriento
Meaning
Extremely hungry; famished.
Example
After the long hike, she was ravenous and ate quickly.
Después de la larga caminata, ella estaba famélica y comió rápidamente.
C1 noun rɪˈdʒɛn.ər.ə.tɪv ˈfɑːr.mɪŋ

regenerative farming

agricultura regenerativa
Meaning
Agricultural practices that improve soil health and biodiversity.
Example
Regenerative farming improves soil fertility and biodiversity.
La agricultura regenerativa mejora la fertilidad del suelo y la biodiversidad.
C1 noun /ˈrɑːstər/

roster

lista
Meaning
A list or plan showing people’s duties or times when they are scheduled.
Example
The manager updated the staff roster for next week.
El gerente actualizó la lista del personal para la próxima semana.
C1 noun /riˈæktənt/

reactant

reactante
Meaning
A substance that takes part in and undergoes change during a chemical reaction.
Example
Oxygen is a reactant in the process of combustion.
El oxígeno es un reactante en el proceso de combustión.
C1 noun rɪˌkuːpərˈeɪʃən

recuperation

recuperación
Meaning
The process of gradually recovering from illness or fatigue
Example
Rest is essential for recuperation after illness.
El descanso es esencial para la recuperación después de una enfermedad.
C1 verb /ˌriːhəˈbɪlɪteɪt/

rehabilitate

rehabilitar
Meaning
to restore someone to health, normal life, or a good condition after illness, injury, or imprisonment
Example
The clinic helps rehabilitate injured athletes.
La clínica ayuda a rehabilitar a los atletas lesionados.
C1 noun /rɪˈmɛmbrəns/

remembrance

recuerdo
Meaning
the act of remembering or honoring someone or something
Example
A service was held in remembrance of the fallen soldiers.
Se celebró un servicio en recuerdo de los soldados caídos.
C1 noun /rɪˌsɛptɪˈvɪti/

receptivity

receptividad
Meaning
The ability or willingness to receive something, especially signals or stimuli.
Example
Her receptivity to new ideas helped improve the project.
Su receptividad a nuevas ideas ayudó a mejorar el proyecto.
C1 adjective /rɪˈsɛsɪv/

recessive

recesivo
Meaning
In genetics, relating to a trait that is expressed only when two copies of the gene are present.
Example
Blue eye color is often a recessive trait.
El color de ojos azules es a menudo un rasgo recesivo.
C1 adjective /ˈriː.fleks/

Reflex

reflejo
Meaning
an action performed without conscious thought; relating to reflection
Example
The doctor tested her reflex response by tapping her knee.
El médico probó su respuesta reflejo golpeando su rodilla.
C1 noun /ˈroʊdənt/

rodent

roedor
Meaning
a small mammal such as a mouse, rat, or squirrel, characterized by constantly growing incisors
Example
The farmer set traps to catch the rodents in his barn.
El granjero puso trampas para atrapar los roedores en su granero.
C1 noun ˈrez.ɪ.djuːz

residues

restos
Meaning
A small amount of something that remains after the main part has gone or been taken or used.
Example
The burning process leaves no harmful residues.
El proceso de combustión no deja residuos dañinos.
C1 verb /ˌriːɪmˈbɜːrs/

reimburse

reembolsar
Meaning
to pay back money to someone who has spent it or lost it
Example
The company reimbursed him for travel expenses.
La empresa le reembolsó los gastos de viaje.
C1 verb /ˌriːəˈfɜːrm/

reaffirm

reafirmar
Meaning
To state again strongly; to confirm or strengthen a statement or belief.
Example
The president reaffirmed his commitment to education reform.
El presidente reafirmó su compromiso con la reforma educativa.
C1 adjective /ˈroʊtəri/

rotary

rotatorio
Meaning
Relating to or characterized by rotation; revolving around an axis.
Example
The machine uses a rotary engine to function efficiently.
La máquina usa un motor rotatorio para funcionar eficientemente.
C1 noun ˈredʒ.ɪ.strɑːr

registrar

registrador
Meaning
An official responsible for keeping records or registers.
Example
The registrar oversees all administrative tasks.
El registrador supervisa todas las tareas administrativas.
C1 noun/verb /reɪn/

rein

rienda / control
Meaning
A strap used to control a horse; to control or guide something.
Example
The rider pulled the rein to stop the horse.
El jinete tiró de las riendas para detener el caballo.