madden
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C1 verb /ˈmæd.ən/

madden

enloquecer
Meaning
To make someone very angry or extremely annoyed.
Example
The constant noise maddened him.
El ruido constante lo enloqueció.
C1 noun /mɔːrˈfɑːlədʒi/

morphology

morfología
Meaning
the study of the form and structure of things, especially in language and biology
Example
Morphology studies the structure of words and how they are formed.
La morfología estudia la estructura de las palabras y cómo se forman.
C1 noun məˈnɒp.əl.i

monopoly

monopolio
Meaning
The exclusive possession or control of the supply of or trade in a commodity or service.
Example
The company has a monopoly on electric car production.
La empresa tiene un monopolio en la producción de coches eléctricos.
C1 noun /mɪˈrɑːʒ/

Mirage

espejismo
Meaning
An optical illusion caused by atmospheric conditions, especially in deserts
Example
The travelers saw a mirage of water in the desert.
Los viajeros vieron un espejismo de agua en el desierto.
C1 adjective /ˈmæn.əd/

mannered

afectado / artificial
Meaning
Having or showing a particular manner, especially an artificial or affected one.
Example
The actor’s performance was too mannered to feel natural.
La actuación del actor fue demasiado afectada para sentirse natural.
C1 noun /ˌmjuːnɪsɪˈpæləti/

municipality

municipalidad
Meaning
a city or town that has its own local government
Example
The municipality is planning to build a new library.
La municipalidad está planeando construir una nueva biblioteca.
C1 adjective /ˈmeʒ.ər.ə.bəl/

Measurable

medible; cuantificable
Meaning
able to be measured; quantifiable
Example
The project's success was measurable by increased sales.
El éxito del proyecto fue medible por el aumento de ventas.
C1 noun /ˈmenəs/

Menace

amenaza
Meaning
A person or thing that is likely to cause harm; a threat
Example
The reckless driver was a menace to everyone on the road.
El conductor imprudente era una amenaza para todos en la carretera.
C1 verb /ˈmiː.di.eɪt/

mediate

mediar
Meaning
To act as an intermediary in bringing about agreement or reconciliation between parties.
Example
She was asked to mediate between the two companies.
Le pidieron mediar entre las dos empresas.
C1 verb /ˈmæsəkər/

massacre

masacre
Meaning
to kill a large number of people brutally; to defeat decisively
Example
The army massacred the innocent civilians.
El ejército masacró a los inocentes civiles.
C1 adjective /mɪˈrækjələs/

Miraculous

milagroso; asombroso; extraordinario
Meaning
supernatural; amazing; extraordinary
Example
Her miraculous recovery amazed all the doctors.
Su recuperación milagrosa sorprendió a todos los médicos.
C1 noun ˌmɪsˈmænɪdʒmənt

mismanagement

mala gestión
Meaning
Bad or careless management of something.
Example
Mismanagement of plastic waste worsens pollution.
La mala gestión de los desechos plásticos empeora la contaminación.
C1 adjective /ˌmiːtiˈɔːrɪk/

meteoric

relacionado con meteoritos; muy rápido y a menudo temporal.
Meaning
Relating to meteors; very rapid and often temporary.
Example
The singer’s meteoric rise to fame surprised everyone.
El ascenso meteórico del cantante a la fama sorprendió a todos.
C1 verb /mɔːl/

maul

mutilar
Meaning
To wound or injure someone by scratching or tearing; to handle roughly.
Example
The bear mauled the camper in the forest.
El oso mutiló al campista en el bosque.
C1 adjective /ˈmeɪkˌʃɪft/

makeshift

improvisado
Meaning
used as a temporary substitute; improvised
Example
They used boxes as a makeshift table.
Usaron cajas como una mesa improvisada.
C1 noun /mɔːs/

Moss

musgo
Meaning
a small flowerless plant that grows in clumps in moist places
Example
Green moss covered the old stone wall.
El musgo verde cubrió la antigua pared de piedra.
C1 noun /mɑːrˈsuːpiəl/

marsupial

mamífero que lleva y alimenta a sus crías en una bolsa
Meaning
A type of mammal that carries and nourishes its young in a pouch, like kangaroos and koalas.
Example
The kangaroo is a well-known marsupial.
El canguro es un marsúpial bien conocido.
C1 noun /mɒb/

Mob

multitud; un grupo que actúa de manera violenta
Meaning
a large crowd of people; a group that acts in a violent way
Example
An angry mob gathered outside the building.
Una multitud enfadada se reunió fuera del edificio.
C1 verb /ˈmɑːrʃəl/

marshal

organizar
Meaning
To arrange or organize people, events, or resources in an orderly way.
Example
The teacher marshaled the students for the field trip.
La profesora organizó a los estudiantes para el viaje de campo.
C1 adjective /ˈmɜː.sɪ.ləs/

Merciless

despiadado; cruel;
Meaning
showing no mercy or pity; cruel and heartless
Example
The merciless dictator showed no compassion.
El dictador despiadado no mostró compasión.
C1 noun /ˈmjuːtɪni/

mutiny

motín
Meaning
an open rebellion against authority, especially by soldiers or sailors
Example
The sailors staged a mutiny against their captain.
Los marineros organizaron un motín contra su capitán.
C1 noun /ˈmɪm.ɪk/

Mimic

imitador; imitar;
Meaning
A person who copies or imitates the actions, speech, or mannerisms of others
Example
The talented mimic could perfectly imitate famous celebrities.
El talentoso imitador pudo imitar perfectamente a las celebridades famosas.
C1 noun /ˈmɑːrtərdəm/

Martyrdom

martirio
Meaning
The suffering of death on account of adherence to a cause or principle
Example
His martyrdom inspired countless others to join the freedom movement.
Su martirio inspiró a innumerables otros a unirse al movimiento por la libertad.
C1 noun ˈmiːdiə ˈdɒmɪnəns

media dominance

dominio de los medios
Meaning
The control and powerful influence that media has over communication and information distribution in society.
Example
The internet has enhanced media dominance globally.
Internet ha aumentado el dominio de los medios a nivel mundial.
C1 noun /ˈmɪmɪkri/

mimicry

imitación
Meaning
The act of imitating someone or something, often for humor or learning.
Example
The comedian’s mimicry of celebrities made the audience laugh.
La imitación de las celebridades por el comediante hizo reír a la audiencia.
C1 noun /meɪl treɪn/

Mail train

tren correo
Meaning
a train that carries mail and postal packages
Example
The mail train departs every evening to deliver letters across the country.
El tren postal sale todas las tardes para entregar cartas a través del país.
C1 noun /maɪm/

Mime

mimo; actor de mimo
Meaning
A performer who acts without words, using only gestures and body movements
Example
The street mime entertained the crowd with his invisible box routine.
El mimo callejero entretuvo a la multitud con su rutina de caja invisible.
C1 verb /ˌmɪsˈriːd/

misread

leer mal
Meaning
to read something incorrectly or interpret wrongly
Example
He misread the instructions and built the shelf incorrectly.
Él leyó mal las instrucciones y construyó la estantería incorrectamente.
C1 noun /ˈmɒk.ər.i/

Mockery

burla; ridículo;
Meaning
teasing and contemptuous language or behavior; ridicule
Example
His speech was met with mockery from the audience.
Su discurso fue recibido con burla por la audiencia.
C1 noun /moʊˈtiːf/

motif

motivo
Meaning
A recurring theme, subject, or idea in a work of art or literature.
Example
The motif of love is central to the novel.
El motivo del amor es central en la novela.
C1 adjective /ˌmel.ənˈkɒl.ɪk/

Melancholic

triste y pensativo; que expresa o siente tristeza
Meaning
sad and thoughtful; feeling or expressing sadness
Example
The melancholic music made everyone feel sad.
La música melancólica hizo que todos se sintieran tristes.
C1 noun ˌmɒd.ɪ.fɪˈkeɪ.ʃənz

modifications

modificaciones
Meaning
The action of making partial or minor changes to something.
Example
DNA modifications enable enhanced traits in crops.
Las modificaciones del ADN permiten características mejoradas en los cultivos.
C1 adjective, verb /muːt/

moot

irrelevante / debatible
Meaning
Adjective: subject to debate or irrelevant. Verb: to suggest an idea for discussion.
Example
The issue of funding became a moot point after the project was canceled.
El tema de la financiación se convirtió en un punto irrelevante después de que el proyecto fuera cancelado.
C1 verb /mɑːrd/

marred

estropear
Meaning
to spoil or damage the quality or appearance of something
Example
The celebration was marred by bad weather.
La celebración fue arruinada por mal tiempo.
C1 adverb /ˈmerɪli/

Merrily

alegremente
Meaning
in a cheerful and joyful manner
Example
The children played merrily in the garden.
Los niños jugaban alegremente en el jardín.
C1 adjective /ˈmɑːrʃəl/

martial

bélico
Meaning
Related to war, soldiers, or military life.
Example
The country imposed martial law during the crisis.
El país impuso la ley marcial durante la crisis.
C1 noun /ˈmɪd.waɪf/

midwife

partera
Meaning
A person, typically a woman, trained to assist women during childbirth.
Example
The midwife stayed with the mother throughout her labor.
La partera estuvo con la madre durante todo su trabajo de parto.
C1 noun /məˈdɜːrnəti/

modernity

modernidad
Meaning
The quality or condition of being modern; up-to-date ideas, practices, or style.
Example
The city’s architecture reflects both tradition and modernity.
La arquitectura de la ciudad refleja tanto la tradición como la modernidad.
C1 noun /meɪn/

mane

melena
Meaning
the long hair growing on the neck of a horse, lion, or other animal
Example
The lion shook its thick mane proudly.
El león sacudió su espesa melena con orgullo.
C1 noun /ˈmɪʃ.ən.ɛr.i/

Missionary

misionero
Meaning
A person sent on a religious mission to promote their faith in a foreign country
Example
The missionary spent years teaching and helping people in remote villages.
El misionero pasó años enseñando y ayudando a la gente en aldeas remotas.
C1 noun məˈriːn ˈsɜː.veɪ

marine survey

estudio marino. levantamiento marítimo.
Meaning
A systematic examination of the sea, seabed, and underwater features for the purpose of making maps or gathering other information.
Example
The marine survey identified the ideal cable routes.
El estudio marino identificó las rutas ideales para los cables.
C1 noun /ˌmɪsdɪˈmiːnər/

misdemeanor

delito menor
Meaning
A minor wrongdoing or criminal offense that is less serious than a felony.
Example
He was fined for a misdemeanor involving public disturbance.
Fue multado por un delito menor relacionado con disturbios públicos.
C1 noun/adjective /ˈmɪriəd/

myriad

incontable
Meaning
a countless or extremely great number
Example
There are myriad stars in the night sky.
Hay innumerables estrellas en el cielo nocturno.
C1 noun məˈnjʊər

manure

estiércol, abono orgánico
Meaning
Animal dung used for fertilizing land; organic matter used as fertilizer.
Example
Organic manure enhances soil fertility.
El estiércol orgánico mejora la fertilidad del suelo.
C1 noun /mɪˈlɛniəm/

millennium

milenio
Meaning
a period of one thousand years; often used to mark an anniversary
Example
The year 2000 was celebrated as the beginning of a new millennium.
El año 2000 se celebró como el comienzo de un nuevo milenio.
C1 adjective /ˈmɒnstrəs/

Monstrous

monstruoso; extremadamente grande; chocante o malvado; anormal o antinatural
Meaning
extremely large; shockingly evil or wrong; abnormal or unnatural
Example
The monstrous crime shocked the entire community.
El crimen monstruoso sorprendió a toda la comunidad.
C1 noun, verb /ˈmæn.deɪt/

mandate

mandato
Meaning
an official order or command; to give someone authority to act in a certain way
Example
The government issued a mandate to reduce carbon emissions.
El gobierno emitió un mandato para reducir las emisiones de carbono.
C1 noun /ˈmælɪs/

Malice

maldad; rencor; animosidad;
Meaning
The intention or desire to do evil; ill will
Example
There was no malice in his criticism, just honest feedback.
No había malicia en su crítica, solo retroalimentación honesta.
C1 noun ˌmɛməraɪˈzeɪʃən

memorization

memorización
Meaning
The process of learning or committing something to memory
Example
Memorization of important information is crucial for exams.
La memorización de información importante es crucial para los exámenes.
C1 adjective /mʌnˈdeɪn/

mundane

mundano
Meaning
lacking interest or excitement; dull and ordinary
Example
She tried to escape her mundane routine by traveling.
Ella intentó escapar de su rutina mundana viajando.
C1 noun /ˈmɒnəˌθiːɪzəm/

monotheism

monoteísmo
Meaning
The belief in the existence of only one God.
Example
Islam and Christianity are religions based on monotheism.
El islam y el cristianismo son religiones basadas en el monoteísmo.
C1 verb /ˈmʌd.əl/

muddle

desordenar
Meaning
to mix things up in a confused way or to make a mess of something
Example
He muddled the papers and couldn’t find the report.
Él desordenó los papeles y no pudo encontrar el informe.
C1 noun /ˈmoʊldɪŋ/

molding

moldura decorativa
Meaning
A decorative strip or design, often used on walls, ceilings, or furniture.
Example
The wooden molding gave the room a classic look.
El moldaje de madera le dio a la habitación un aspecto clásico.
C1 noun /ˈmuːdi.nəs/

moodiness

inestabilidad emocional
Meaning
The state of being frequently subject to changes in mood, especially irritability or sadness.
Example
Her moodiness made it difficult to predict how she would react.
Su inestabilidad emocional hacía difícil predecir cómo reaccionaría.
C1 adjective /ˈmɒdʒʊlər/

modular

modular
Meaning
Employing or involving a module or modules as the basis of design or construction.
Example
The modular design allows for easy customization and scalability.
El diseño modular permite una fácil personalización y escalabilidad.
C1 verb məˈtæb.ə.laɪz

metabolize

procesar y utilizar alimentos para el crecimiento
Meaning
Process and use food for growth and to replace tissue, or process other substances in the body.
Example
The liver helps to metabolize toxins.
El hígado ayuda a metabolizar toxinas.
C1 verb /ˈmɒd.jʊ.leɪt/

modulate

modular
Meaning
To change the strength, tone, or pitch of something; to adjust or regulate.
Example
A good speaker knows how to modulate their voice.
Un buen orador sabe cómo modular su voz.
C1 noun /ˈmʌltɪplaɪər/

multiplier

multiplicador
Meaning
a number or factor by which another number is multiplied; something that increases the effect or value of something else
Example
In economics, government spending can act as a multiplier for economic growth.
En economía, el gasto público puede ser un multiplicador del crecimiento.
C1 noun ˌmɛtə ˈmɔːfəsɪs

metamorphosis

metamorfosis, transformación
Meaning
A change of the form or nature of a thing or person into a completely different one, by natural or supernatural means.
Example
The company's metamorphosis from a small startup to a global leader was remarkable.
La metamórfosis de la empresa de una pequeña startup a un líder global fue notable.
C1 noun, verb /məˈnuː.vər/

maneuver

maniobra / hábil
Meaning
a planned or skillful movement or action; to move skillfully or carefully
Example
The pilot maneuvered the plane through the storm.
El piloto maniobró el avión a través de la tormenta.
C1 adjective /ˌmer.ɪˈtɔː.ri.əs/

Meritorious

meritorio
Meaning
deserving reward or praise; commendable; worthy of recognition
Example
His meritorious service to the community was recognized.
Su servicio meritorio a la comunidad fue reconocido.
C1 noun /mjuːˈteɪʃn/

mutation

mutación, cambio genético
Meaning
A change in form, structure, or nature, especially in genetics.
Example
Scientists discovered a genetic mutation that caused the disorder.
Los científicos descubrieron una mutación genética que causó el trastorno.
C1 noun/adjective /ˈmæm.əθ/

mammoth

mamut / gigante
Meaning
An extinct large elephant-like animal with long curved tusks; also means something huge.
Example
The company faced a mammoth challenge during expansion.
La empresa enfrentó un desafío gigante durante la expansión.
C1 adjective /məˈlaɪn/

Malign

dañino; difamatorio
Meaning
evil in nature or effect; harmful; slanderous
Example
He spread malign rumors about his colleague.
Él extendió rumores malignos sobre su colega.
C1 noun ˌmɒdɪfɪˈkeɪʃn

modification

modificación
Meaning
The action of making changes to something.
Example
The plan required modification.
El plan requirió modificación.
C1 verb /ˌmɪsˈmænɪdʒ/

mismanage

gestionar mal
Meaning
to handle or control something badly or inefficiently
Example
The company went bankrupt because it was mismanaged for years.
La empresa quebró porque estuvo mal gestionada durante años.
C1 noun /ˈmɔː.tər ænd ˈpes.əl/

Mortar and Pestle

mortero y pistilo
Meaning
a bowl and grinding tool used to crush and grind spices, herbs, and other substances
Example
She ground the spices using a mortar and pestle.
Ella molió las especias usando un mortero y pistilo.
C1 verb /mɪns/

mince

picar finamente
Meaning
to cut into very small pieces; to walk with short quick steps
Example
She minced the garlic for the recipe.
Ella picó el ajo para la receta.
C1 adjective /ˈmaɪ.ɡrə.tɔːr.i/

Migratory

migratorio
Meaning
moving from one place to another; characterized by seasonal movement
Example
Many birds are migratory and travel thousands of miles each season.
Muchos pájaros son migratorios y viajan miles de millas cada temporada.
C1 adjective /məˈlɪɡnənt/

malignant

maligno
Meaning
dangerous or harmful in influence or effect; medically, tending to invade and destroy tissue
Example
Doctors confirmed that the tumor was malignant.
Los doctores confirmaron que el tumor era maligno.
C1 noun /miːlˈjuː/

milieu

entorno
Meaning
A person's social environment or surroundings.
Example
She grew up in an artistic milieu.
Ella creció en un entorno artístico.
C1 noun /məˈleɪz/

malaise

malestar
Meaning
a general feeling of discomfort, illness, or unease whose exact cause is difficult to identify
Example
After the long journey, she felt a general malaise.
Después del largo viaje, ella sintió un malestar general.
C1 noun ˈmaɪ.krəʊˌnjuː.tri.ənt

micronutrient

micronutriente
Meaning
Essential nutrients required by the body in small amounts, including vitamins and minerals.
Example
Iron and zinc are essential micronutrients for growth.
El hierro y el zinc son micronutrientes esenciales para el crecimiento.
C1 verb /məˈtɪərɪəlaɪz/

materialize

materializarse
Meaning
To become real or actual; to appear suddenly or in a physical form.
Example
The opportunity he had been waiting for finally materialized.
La oportunidad que había estado esperando finalmente se materializó.
C1 noun /mɒnˈtɑːʒ/

montage

montaje
Meaning
A sequence of film editing or a composite image made by combining several separate pictures.
Example
The film opened with a montage of city life.
La película comenzó con un montaje de la vida en la ciudad.
C1 adjective ˈmer.ɪt beɪst

merit-based

basado en méritos
Meaning
Based on or determined by individual merit, ability, or achievement rather than other factors.
Example
Merit-based recruitment strengthens the workforce.
El reclutamiento basado en méritos fortalece la fuerza laboral.
C1 noun /ˌmænɪˈfɛstoʊ/

manifesto

manifiesto
Meaning
a public declaration of policy and aims, especially by a political party
Example
The party released its manifesto before the election.
El partido publicó su manifiesto antes de las elecciones.
C1 adjective /ˈmɔːtəl/

Mortal

mortal; perecedero; humano
Meaning
subject to death; having a limited lifespan; human
Example
All human beings are mortal and will eventually die.
Todos los seres humanos son mortales y eventualmente morirán.
C1 adjective/noun nɪˈmɒn.ɪk

mnemonic

dispositivo mnemotécnico, técnica para recordar
Meaning
Assisting or intended to assist memory; a device or technique to aid memory.
Example
A mnemonic device helps students remember complex concepts.
Un dispositivo mnemotécnico ayuda a los estudiantes a recordar conceptos complejos.
C1 noun mælˈnʌr.ɪʃ.mənt

malnourishment

desnutrición
Meaning
Lack of proper nutrition, caused by not having enough to eat, not eating enough of the right things, or being unable to use the food that one does eat.
Example
Children in poverty-stricken areas suffer from malnourishment.
Los niños en áreas empobrecidas sufren de desnutrición.
C1 noun /ˈmæk.ər.əl/

Mackerel

caballa
Meaning
a streamlined marine fish with a forked tail and wavy stripes
Example
Mackerel is rich in omega-3 fatty acids.
La caballa es rica en ácidos grasos omega-3.
C1 noun /ˈmæk.rəʊˌnjuː.tri.ənts/

macronutrients

macronutrientes
Meaning
Nutrients that are needed in large amounts to provide energy and building materials for the body, including carbohydrates, proteins, and fats.
Example
Proteins, fats, and carbohydrates are vital macronutrients.
Las proteínas, las grasas y los carbohidratos son macronutrientes vitales.
C1 noun /mɔːˈtæləti/

mortality

mortalidad
Meaning
the state of being subject to death; the death rate of a population
Example
Advancements in medicine have reduced child mortality significantly.
Los avances en medicina han reducido significativamente la mortalidad infantil.
C1 noun /ˈmɒnəlɪθ/

monolith

monolito
Meaning
A large single upright block of stone, or a large, powerful, indivisible organization or system.
Example
The ancient monolith stood in the desert for centuries.
El antiguo monolito estuvo de pie en el desierto durante siglos.
C1 noun /məˈnɒɡəmi/

monogamy

monogamia
Meaning
The practice of being married to or in a relationship with only one person at a time.
Example
Many cultures encourage monogamy as the ideal form of marriage.
Muchas culturas fomentan la monogamia como la forma ideal de matrimonio.
C1 noun /ˈmɔːr.ɡɪʤ/

Mortgage

hipoteca
Meaning
a legal agreement by which a bank lends money to buy property
Example
They took out a mortgage to buy their first house.
Tomaron una hipoteca para comprar su primera casa.
C1 noun /mælˈpræktɪs/

Malpractice

mala praxis
Meaning
Improper, illegal, or negligent professional behavior
Example
The surgeon was sued for malpractice after the failed operation.
El cirujano fue demandado por mala praxis después de la operación fallida.
C1 noun /ˈmɒd.ə.sti/

Modesty

modestia; humildad
Meaning
the quality of being humble and not boastful about achievements
Example
Despite his success, he showed great modesty.
A pesar de su éxito, mostró gran modestia.
C1 adjective /ˈmiːɡər/

meager

escaso
Meaning
Lacking in quantity or quality; inadequate.
Example
He could barely survive on his meager salary.
Él apenas podía sobrevivir con su escaso salario.
C1 noun /ˈmɛrɪɡoʊld/

Marigold

caléndula
Meaning
a bright orange or yellow flower of the daisy family, often used in gardens and ceremonies
Example
The vibrant marigold flowers added a splash of color to the festival decorations.
Las vibrantes flores de caléndula añadieron un toque de color a las decoraciones del festival.
C1 noun /ˈmætrəˌmoʊni/

matrimony

matrimonio
Meaning
The state of being married; marriage.
Example
They entered into matrimony after years of friendship.
Entraron en el matrimonio después de años de amistad.
C1 noun /meər/

Mare

yegua
Meaning
an adult female horse
Example
The beautiful mare galloped across the meadow.
La hermosa yegua galopó por el prado.
C1 adjective /ˈmaʊntɪnəs/

Mountainous

montañoso
Meaning
having many mountains; characterized by mountains
Example
The mountainous region was difficult to travel through.
La región montañosa era difícil de recorrer.
C1 noun ˈmetəl kənˌtæməˈneɪʃən

metal contamination

contaminación por metales
Meaning
The presence of toxic metals in the environment that pose health and environmental risks.
Example
Metal contamination poses severe health risks.
La contaminación por metales representa graves riesgos para la salud.
C1 noun /ˈmæroʊ/

Marrow

médula ósea
Meaning
A soft fatty substance in the cavities of bones; the essence of something
Example
The bone marrow produces blood cells in the human body.
La médula ósea produce células sanguíneas en el cuerpo humano.
C1 noun /ˈmjʊr.əl/

Mural

mural
Meaning
a painting or artwork applied directly on a wall or ceiling
Example
The artist painted a beautiful mural on the school wall.
El artista pintó un hermoso mural en la pared de la escuela.
C1 noun ˌmʌn.ɪ.taɪˈzeɪ.ʃən

monetization

convertir un activo o servicio en una forma de ganar dinero
Meaning
Converting an asset or service into a way of earning money.
Example
YouTube allows content creators to earn money through monetization.
YouTube permite a los creadores de contenido ganar dinero a través de la monetización.
C1 adjective /ˈmuː.və.bl̩/

Movable

movible; portátil; transferible
Meaning
capable of being moved; not fixed in position
Example
The furniture is movable so we can rearrange the room easily.
Los muebles son movibles, por lo que podemos reorganizar la habitación fácilmente.
C1 verb /ˈmjuːteɪt/

mutate

mutar
Meaning
To change or cause to change in form, nature, or character.
Example
The virus can mutate into a more dangerous strain.
El virus puede mutar a una cepa más peligrosa.
C1 noun /ˈmelənkəli/

Melancholy

melancolía; tristeza pensativa o suave
Meaning
A feeling of pensive sadness; thoughtful or gentle sadness
Example
A deep melancholy settled over him after reading the old letters.
Una profunda melancolía se apoderó de él después de leer las viejas cartas.
C1 noun /ˈmɪlɪtəˌrɪzəm/

militarism

militarismo
Meaning
The belief in maintaining a strong military and using it aggressively to defend or promote national interests.
Example
The rise of militarism in the region caused tension among neighboring countries.
El auge del militarismo en la región causó tensiones entre los países vecinos.
C1 noun /məˈtɜːrnəti/

Maternity

maternidad
Meaning
The state of being a mother; motherhood
Example
The hospital has an excellent maternity ward for new mothers.
El hospital tiene una excelente sala de maternidad para nuevas madres.
C1 noun /ˈmæntl̩/

mantle

capa, responsabilidad
Meaning
A cloak or covering; also the layer of the earth between the crust and the core.
Example
The leader assumed the mantle of responsibility.
El líder asumió el manto de responsabilidad.
C1 noun /ˈmɒnəʊˌkʌltʃər/

monoculture

monocultura
Meaning
The agricultural practice of growing only one type of crop over a large area and for many consecutive years, which can lead to increased vulnerability to pests and diseases.
Example
Monoculture can lead to soil depletion and increased pest vulnerability.
La monocultura puede llevar a la desnutrición del suelo y aumentar la vulnerabilidad a las plagas.
C1 adverb /ˌmæθəˈmætɪkli/

mathematically

matemáticamente
Meaning
in a way that relates to mathematics; using numbers, formulas, or logical calculation
Example
The problem can be solved mathematically rather than by guesswork.
El problema puede resolverse matemáticamente en lugar de adivinar.
C1 noun mɪˈtɪkjʊləsnɪs

meticulousness

atención minuciosa a los detalles
Meaning
Great attention to detail; very careful and precise.
Example
His meticulousness made the project successful.
Su meticulosidad hizo que el proyecto fuera exitoso.
C1 noun /ˌmɪdˈsʌm.ər/

midsummer

mediados del verano
Meaning
The middle of summer, often around the summer solstice in June.
Example
We had a festival to celebrate midsummer.
Tuvimos un festival para celebrar el mediado del verano.
C1 noun ˈmɪl.ɪ.tər.i ɪnˈkɜː.ʃən

military incursion

incursión militar
Meaning
A sudden armed attack or invasion by military forces into a territory.
Example
The military incursion caused widespread devastation.
La incursión militar causó una devastación generalizada.
C1 verb /məˈnuː.vər/

manoeuver

maniobrar
Meaning
To move skillfully or carefully; to guide or manipulate into a desired position.
Example
The driver skillfully manoeuvered the car through the narrow street.
El conductor maniobró hábilmente el coche por la calle estrecha.
C1 verb /məˈruːn/

maroon

abandonar en una isla desierta
Meaning
to leave someone trapped and isolated, especially on an island
Example
The sailors were marooned on a deserted island.
Los marineros fueron abandonados en una isla desierta.
C1 adjective, noun /ˈmɑːrʃən/

martian

marciano
Meaning
Related to the planet Mars; or an imaginary being from Mars.
Example
The movie showed a Martian visiting Earth.
La película mostró un marciano visitando la Tierra.
C1 verb /mɑːr/

mar

estropear
Meaning
to spoil or damage the appearance or quality of something
Example
The scratch will mar the beauty of the painting.
El rasguño estropeará la belleza del cuadro.
C1 adjective /ˌmʌltɪˈfæsɪtɪd/

multifaceted

multifacético
Meaning
Having many different aspects or features
Example
The multifaceted approach to the problem resulted in innovative solutions.
El enfoque multifacético del problema resultó en soluciones innovadoras.
C1 noun /ˌmɒd.jʊˈleɪ.ʃən/

modulation

control de la voz
Meaning
The process of varying or controlling something.
Example
Proper modulation of voice enhances communication skills.
La modulación adecuada de la voz mejora las habilidades de comunicación.
C1 adjective ˌmiː.ti.ər.əˈlɒdʒ.ɪ.kəl

meteorological

meteorológico
Meaning
Relating to weather conditions and atmospheric phenomena.
Example
Meteorological conditions affect farming cycles.
Las condiciones meteorológicas afectan los ciclos de cultivo.
C1 noun ˌmɑːr.dʒɪ.nəl.aɪˈzeɪ.ʃən

marginalization

marginalización
Meaning
The treatment of a person, group, or concept as insignificant or peripheral.
Example
Economic policies should address the marginalization of the poor.
Las políticas económicas deben abordar la marginalización de los pobres.
C1 noun /ˈmaɪkrəʊˌklaɪmæt/

microclimate

microclima
Meaning
The climate of a small, specific area that may differ from the general climate of the surrounding region, often influenced by local factors like terrain, vegetation, or buildings.
Example
A microclimate can have a significant impact on plant growth.
Un microclima puede tener un impacto significativo en el crecimiento de las plantas.
C1 verb /mæʃ/

mash

machacar
Meaning
to crush or mix food into a soft mass, usually by pressing or beating
Example
She mashed the potatoes before serving dinner.
ella machó las papas antes de servir la cena.
C1 noun /ˌmælnuːˈtrɪʃən/

Malnutrition

malnutrición; nutrición deficiente
Meaning
Lack of proper nutrition; poor nourishment
Example
Malnutrition among children is a serious public health concern.
La malnutrición entre los niños es una grave preocupación de salud pública.
C1 noun /moʊl/

Mole

topo
Meaning
a small burrowing mammal with tiny eyes and soft fur
Example
The mole dug tunnels under the garden.
El topo excavó túneles bajo el jardín.
C1 noun /ˈmɛm.breɪn/

membrane

membrana
Meaning
A thin layer of tissue or material that covers, separates, or connects structures.
Example
The cell membrane controls the movement of substances in and out of the cell.
La membrana celular controla el movimiento de las sustancias dentro y fuera de la célula.