nomenclature
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C2 noun /ˈnoʊmənˌkleɪtʃər/

nomenclature

nomenclatura
Meaning
A system of names or terms used in a particular science, art, or field.
Example
The chemical nomenclature can be difficult for beginners to understand.
La nomenclatura química puede ser difícil para los principiantes de entender.
B2 noun /ˈnɛtˌwɜːkɪŋ/

networking

redes sociales
Meaning
The action of establishing connections and relationships, especially for career or business purposes.
Example
Networking is important for career development.
Las redes sociales son importantes para el desarrollo profesional.
C2 adjective ˌnjʊəroʊˈkɒɡnɪtɪv

neurocognitive

neurocognitivo
Meaning
Related to brain information processing and memory power
Example
Neurocognitive functions decline due to lack of sleep.
Las funciones neurocognitivas disminuyen debido a la falta de sueño.
B2 verb /ˈnæreɪt/

narrate

narrar
Meaning
To tell a story or describe events, often in detail.
Example
She will narrate the events of her journey to the audience.
Ella narrará los eventos de su viaje a la audiencia.
C1 noun /ˈnaɪt.fɔːl/

nightfall

caída de la noche
Meaning
the time when night begins; dusk
Example
They decided to return home before nightfall.
Decidieron regresar a casa antes de la caída de la noche.
C1 adjective /ˈnæv.ɪ.ɡə.bəl/

Navigable

navegable
Meaning
suitable for ships or boats to travel on; able to be navigated
Example
The river is navigable for small boats during the rainy season.
El río es navegable para pequeños botes durante la temporada de lluvias.
C1 noun /naɪˈiːvɪti/

naivety

ingenuidad
Meaning
The quality of being innocent, simple, and lacking experience or sophistication.
Example
Her naivety made her trust people too easily.
Su ingenuidad la hizo confiar en las personas demasiado fácilmente.
B2 noun ˌnæv.ɪˈɡeɪ.ʃən

navigation

navegación
Meaning
The process or activity of accurately ascertaining one's position and planning and following a route.
Example
GPS technology has improved the navigation of self-driving cars.
La tecnología GPS ha mejorado la navegación de los autos autónomos.
A2 adverb /ˈnɔːməli/

Normally

normalmente
Meaning
in the usual way; under normal circumstances
Example
I normally wake up at 7 AM every day.
Normalmente me despierto a las 7 AM todos los días.
C2 adjective /ˈnɛtlˌsʌm/

nettlesome

irritante
Meaning
Causing irritation, annoyance, or difficulty.
Example
The nettlesome rules frustrated the workers.
Las reglas irritantes frustraron a los trabajadores.
C1 noun ˌnæʃ.ən.ə.laɪˈzeɪ.ʃən

nationalization

nacionalización
Meaning
The process of a government taking control of private property or industry.
Example
The nationalization of banks was aimed at stabilizing the economy.
La nacionalización de los bancos fue dirigida a estabilizar la economía.
C1 noun /ˈneb.jʊ.lə/

nebula

nebulosa
Meaning
A cloud of gas and dust in outer space, sometimes visible in the night sky.
Example
The Orion Nebula is one of the brightest in the sky.
La Nebulosa de Orión es una de las más brillantes en el cielo.
A2 verb /noʊt/

note

tomar nota
Meaning
to write down or observe something; to pay attention to
Example
Please note the important points during the lecture.
Por favor, toma nota de los puntos importantes durante la conferencia.
C2 noun /ˈnʌnəri/

nunnery

convento
Meaning
A convent or building where nuns live and work.
Example
She decided to join the nunnery to devote her life to spiritual practice.
Decidió unirse al convento para dedicar su vida a la práctica espiritual.
C1 adjective /ˌnɒnˈvɜː.bəl/

non-verbal

No implica ni usa palabras o discurso; comunicado a través de gestos, lenguaje corporal o expresiones faciales.
Meaning
Not involving or using words or speech; communicated through gestures, body language, or facial expressions.
Example
Non-verbal cues are just as important as words.
Las señales no verbales son tan importantes como las palabras.
B1 noun /ˌnæʃəˈnæləti/

nationality

nacionalidad
Meaning
The status of belonging to a particular nation, either by birth or naturalization.
Example
Her nationality is Canadian, though she was born in France.
Su nacionalidad es canadiense, aunque nació en Francia.
B2 adverb /ˈnæʃənəli/

nationally

a nivel nacional
Meaning
at the level of a whole nation; in a way that involves or affects an entire country
Example
The policy was implemented nationally to ensure equal benefits for all citizens.
La política fue implementada a nivel nacional para garantizar beneficios iguales para todos los ciudadanos.
C2 adjective ˌnjʊə.rəʊ.prəˈtek.tɪv

neuroprotective

neuroprotector
Meaning
Having the ability to protect nerve cells from damage, degeneration, or impaired function.
Example
Omega-3 fatty acids have neuroprotective benefits.
Los ácidos grasos omega-3 tienen beneficios neuroprotectores.
A2 adjective /ˈnætʃərəl/

natural

natural
Meaning
existing in or derived from nature; not made or caused by humankind
Example
She prefers to use natural ingredients in her cooking.
Ella prefiere usar ingredientes naturales en su cocina.
B2 noun; adjective /ˌnɒnˈprɒfɪt/

non-profit

sin fines de lucro
Meaning
an organization that does not operate for profit and reinvests surplus to achieve social goals; not intended to make financial profit
Example
She works for a non-profit that provides free education to underprivileged children.
Ella trabaja para una organización sin fines de lucro que ofrece educación gratuita.
C2 noun /niˈɒlədʒi/

neology

el uso de nuevas palabras o el estudio de su origen
Meaning
The use of new words or the study of their origin.
Example
The professor specialized in neology, studying the creation of modern slang.
El profesor se especializó en neología, estudiando la creación de jerga moderna.
C1 verb /ˈnʌrɪʃ/

nourish

nutrir
Meaning
To provide with food or other substances necessary for growth, health, and good condition
Example
Good books nourish the mind.
Los buenos libros nutren la mente.
C2 noun /nɪˈkrɒlədʒi/

necrology

necrológico
Meaning
An obituary notice or a list of people who have recently died.
Example
The newspaper published a necrology of notable figures who passed away that year.
El periódico publicó una necrología de figuras notables que fallecieron ese año.
C2 adjective /ˈnɪɡərdli/

niggardly

tacaño
Meaning
unwilling to spend or give; stingy or miserly
Example
He was too niggardly to leave a decent tip.
Él era demasiado tacaño para dejar una propina decente.
C1 noun /ˈnaɪ.tɪŋ.ɡeɪl/

Nightingale

ruiseñor
Meaning
small songbird known for its beautiful singing, especially at night
Example
The nightingale sang sweetly in the moonlight.
El ruiseñor cantó dulcemente bajo la luz de la luna.
C1 noun /ˈnoʊmæd/

nomad

nómada
Meaning
A person who has no permanent home and moves from place to place.
Example
The desert was once home to nomads who lived by herding animals.
El desierto fue una vez hogar de los nómadas que vivían pastoreando animales.
C2 noun /nuːt/

Newt

tritón
Meaning
a small amphibian with a long tail that lives both in water and on land
Example
The newt swam gracefully in the pond.
El tritón nadó con gracia en el estanque.
C1 adjective /ˈnær.oʊ ˈmaɪn.dɪd/

Narrow-minded

de mentalidad cerrada
Meaning
unwilling to consider new ideas; prejudiced; intolerant; having a limited perspective
Example
His narrow-minded attitude prevented him from accepting new ideas.
Su actitud de mentalidad cerrada le impidió aceptar nuevas ideas.
C2 noun ˈnjʊə.rəʊ ˌfiːd.bæk

neurofeedback

técnica que utiliza actividades cerebrales en tiempo real para enseñar la autorregulación de la función cerebral
Meaning
A technique that uses real-time displays of brain activity to teach self-regulation of brain function.
Example
Neurofeedback enhances cognitive performance and relaxation.
El neurofeedback mejora el rendimiento cognitivo y la relajación.
A2 adverb /ˈnoʊwɛr/

Nowhere

en ningún lado
Meaning
not anywhere; in no place
Example
I searched everywhere but the keys were nowhere to be found.
Busqué por todas partes pero las llaves no estaban en ningún lado.
C1 noun /nɑːrˈkɒtɪk/

narcotic

narcótico
Meaning
A drug that dulls the senses and relieves pain, often causing sleep and sometimes addiction.
Example
The police seized a large amount of narcotic substances.
La policía incautó una gran cantidad de sustancias narcóticas.
B1 noun /ˈnɜːrsɪŋ/

nursing

enfermería
Meaning
the profession or practice of caring for the sick or injured
Example
She is studying nursing to become a healthcare professional.
Ella está estudiando enfermería para convertirse en una profesional de la salud.
C1 noun ˌnɒn.kəʊˌɒp.ərˈeɪ.ʃən

non-cooperation

desobediencia
Meaning
The practice of refusing to cooperate, especially as a form of protest.
Example
The non-cooperation movement gained momentum.
El movimiento de desobediencia ganó impulso.
B2 noun noʊˈbel praɪz

Nobel Prize

Premio Nobel
Meaning
Any of six international prizes awarded annually for outstanding work in physics, chemistry, physiology or medicine, literature, economics, and the promotion of peace.
Example
Nobel Prize recognition evaded Bose's contributions.
El reconocimiento del Premio Nobel evadió las contribuciones de Bose.
A1 pronoun /ˈnʌθɪŋ/

nothing

nada
Meaning
not anything; no thing
Example
She has nothing to worry about.
Ella no tiene nada de qué preocuparse.
C2 noun /nəˈkrɒpəlɪs/

necropolis

necrópolis
Meaning
a large ancient cemetery with elaborate tombs
Example
The archaeologists discovered artifacts in the necropolis of the ancient city.
Los arqueólogos descubrieron artefactos en la necrópolis de la antigua ciudad.
C1 noun /nɪl/

Nil

cero; nada
Meaning
nothing; zero; no amount
Example
His chances of winning were nil after the scandal.
Sus posibilidades de ganar eran nulas después del escándalo.
A1 noun /noʊˈvɛmbər/

november

noviembre
Meaning
the eleventh month of the year in the Gregorian calendar
Example
November is often cool and quiet before winter begins.
Noviembre suele ser fresco y tranquilo antes de que empiece el invierno.
A1 noun /nɔːrθ/

north

norte
Meaning
the direction toward the top of a map or the opposite of south
Example
We traveled north to reach the mountains.
Viajamos al norte para llegar a las montañas.
C2 noun /nɪt/

nit

huevo de piojo
Meaning
The egg or young form of a louse or other parasitic insect.
Example
The teacher noticed nits in the child’s hair.
El maestro notó huevos de piojo en el cabello del niño.
B2 noun /ˌnoʊtɪfɪˈkeɪʃənz/

notifications

notificaciones
Meaning
A notice or announcement, especially an official one.
Example
Turn off notifications to stay focused.
Apaga las notificaciones para mantenerte enfocado.
C2 noun /ˈnɛkrəˌmænsi/

necromancy

necromancia
Meaning
the practice of communicating with the dead, often to predict the future
Example
Ancient texts described rituals of necromancy performed by priests.
Los textos antiguos describen rituales de necromancia realizados por sacerdotes.
B2 noun /ˈnæp.kɪn/

Nap Kin

servilleta
Meaning
a piece of cloth or paper used for wiping the mouth and hands while eating
Example
She placed the napkin on her lap before starting dinner.
Ella colocó la servilleta sobre su regazo antes de comenzar a cenar.
B1 adverb /ˈnætʃərəli/

Naturally

de forma natural
Meaning
in a natural manner; as expected; of course
Example
She naturally excels in mathematics.
Ella sobresale naturalmente en matemáticas.
A2 noun /ˈnek.ləs/

Necklace

collar
Meaning
a piece of jewelry that is worn around the neck
Example
She wore a beautiful diamond necklace to the party.
Ella llevaba un hermoso collar de diamantes en la fiesta.
B2 noun /ˌnəʊtɪfɪˈkeɪʃən/

notification

notificación
Meaning
an official or formal notice or message informing someone of something; an alert delivered by a system or device
Example
You will receive a notification when your application is approved.
Recibirás una notificación cuando se apruebe tu solicitud.
B2 adjective, adverb /ˈneɪʃənˌwaɪd/

nationwide

a nivel nacional
Meaning
existing or happening throughout an entire nation
Example
The campaign received nationwide support.
La campaña recibió apoyo a nivel nacional.
B2 noun /ˈnek.taɪ/

Necktie

corbata
Meaning
a strip of cloth worn around the neck under a shirt collar and tied in front
Example
He adjusted his necktie before the important meeting.
Él ajustó su corbata antes de la importante reunión.
A2 adjective /ˈnɪəˌbaɪ/

nearby

cerca
Meaning
close to a particular place or person
Example
The nearest gas station is nearby.
La estación de gasolina más cercana está cerca.
C1 noun /ˈnjuːtrɪənt dɪˈfɪʃənsi/

nutrient deficiency

deficiencia de nutrientes
Meaning
A lack of essential nutrients required for healthy plant growth, which can result in poor crop development, reduced yields, and increased susceptibility to diseases.
Example
Nutrient deficiency in the soil can reduce crop productivity.
La deficiencia de nutrientes en el suelo puede reducir la productividad de los cultivos.
C1 noun /ˈnjuːɑːns/

nuance

matiz
Meaning
A subtle difference in shade of meaning, appearance, or sound.
Example
He noticed the subtle nuance in her expression.
Notó el sutil matiz en su expresión.
A2 noun (plural) /ˈnuːdəlz/

noodles

fideos
Meaning
long, thin strips of dough made from flour, water, or eggs, cooked and eaten as food
Example
She cooked noodles with vegetables for dinner.
Ella cocinó fideos con verduras para la cena.
A2 noun /ˈnjuːzˌpeɪpər/

newspaper

periódico
Meaning
a printed publication (usually daily or weekly) containing news, articles, advertisements, and correspondence
Example
I read the newspaper every morning.
Yo leo el periódico todas las mañanas.
C1 noun /ˈnɜr.tʃər/

Nurture

nutrición
Meaning
the process of caring for and encouraging growth or development
Example
Good parenting involves both nature and nurture.
La buena crianza involucra tanto la naturaleza como la nutrición.
C2 verb /ˈnɪtˌpɪk/

nitpick

criticar cosas pequeñas
Meaning
To find and criticize small or unimportant faults in someone or something.
Example
She tends to nitpick about every little detail.
Ella tiende a criticar cada pequeño detalle.
C2 noun /ˈnoʊzˌɡeɪ/

nosegay

ramillete de flores
Meaning
a small bunch of flowers, typically given as a gift or carried for decoration
Example
She carried a nosegay of fresh roses to the ceremony.
Ella llevaba un ramillete de rosas frescas a la ceremonia.
C2 noun /nɛˈkroʊsɪs/

necrosis

necrósis
Meaning
the death of body tissue due to disease, injury, or lack of blood supply
Example
The doctor explained that the patient’s wound showed signs of necrosis.
El doctor explicó que la herida del paciente mostraba signos de necrosis.
C2 adjective /ˈneɪtl/

natal

relativo al nacimiento
Meaning
Relating to birth or the place of birth.
Example
She returned to her natal village after many years.
Ella regresó a su pueblo natal después de muchos años.
B2 verb /nɪˈɡoʊ.ʃi.eɪt/

negotiate

negociar
Meaning
To discuss something formally in order to reach an agreement.
Example
They negotiated a fair deal with the supplier.
Negociaron un trato justo con el proveedor.
C1 adjective /nɪˈɡoʊ.ʃi.ə.bəl/

negotiable

negociable
Meaning
Open to discussion or modification; capable of being bargained for.
Example
The salary offered is negotiable.
El salario ofrecido es negociable.
C1 adjective /ˈnɔːʃəs/

nauseous

sentirse como si estuvieras a punto de vomitar
Meaning
feeling like you are about to vomit; causing a feeling of sickness
Example
The smell of rotten food made her feel nauseous.
El olor a comida en descomposición le hizo sentir como si fuera a vomitar.
A2 noun /niːs/

niece

sobrina
Meaning
the daughter of one's brother or sister
Example
My niece is studying at the university this year.
Mi sobrina está estudiando en la universidad este año.
A2 noun /ˈneɪ.bər/

Neighbour

vecino; de al lado
Meaning
a person who lives near or next to another person
Example
My neighbour is very friendly and helpful.
Mi vecino es muy amigable y servicial.
B2 adjective /ˈnoʊtɪsəbl/

noticeable

notable
Meaning
Easily seen, observed, or recognized.
Example
There was a noticeable improvement in her performance.
Hubo una mejora notable en su desempeño.
C1 noun /ˈnɛm.ə.sɪs/

nemesis

enemigo / rival
Meaning
A long-standing rival or an inescapable agent of downfall.
Example
For years, he considered his colleague to be his nemesis.
Durante años, consideró a su colega como su enemigo.
C2 adjective /ˈnjuː.mər.ə.bəl/

Numerable

contable; numerable
Meaning
capable of being counted; countable
Example
The stars in the sky are not numerable.
Las estrellas en el cielo no son numerables.
A1 adjective /nɛkst/

next

siguiente
Meaning
immediately following in time, order, or place
Example
The next train leaves at 9:00 AM.
El siguiente tren sale a las 9:00 AM.
C1 noun /nɪˈɡeɪʃən/

negation

negación
Meaning
The act of denying something; the contradiction or absence of something.
Example
The theory is built on the negation of traditional beliefs.
La teoría se basa en la negación de las creencias tradicionales.
C2 noun /ˌnɒn ˈsɛkwɪtər/

non sequitur

comentario irrelevante
Meaning
a statement or conclusion that does not logically follow from the previous statement
Example
His comment about the weather was a complete non sequitur during the budget discussion.
Su comentario sobre el clima fue un completo comentario irrelevante durante la discusión del presupuesto.
C1 noun /nɔːrm/

Norm

norma; estándar; regla; tradición
Meaning
a standard of behavior; what is typical or expected
Example
Working late has become the norm in this company.
Trabajar hasta tarde se ha convertido en la norma en esta empresa.
C2 adjective /ˌnɒndɪˈskrɪpt/

nondescript

común
Meaning
Lacking distinctive or interesting features; dull and unremarkable.
Example
He lives in a nondescript apartment building on the edge of town.
Él vive en un edificio de apartamentos común en las afueras de la ciudad.
B2 adjective /ˈnjuː.mər.əs/

Numerous

numeroso; muchos; abundante
Meaning
existing in large numbers; many; abundant
Example
There are numerous benefits to exercising regularly.
Hay numerosos beneficios en hacer ejercicio regularmente.
B2 verb /ˈnoʊtɪfaɪ/

notify

notificar
Meaning
to inform someone officially about something
Example
The manager will notify the staff about the schedule change.
El gerente notificará al personal sobre el cambio de horario.
A1 adverb /nɒt/

not

no
Meaning
used to make a word or phrase negative
Example
I do not like spicy food.
No me gusta la comida picante.
C2 noun /ˈnaɪsəti/

nicety

sutileza
Meaning
a fine or subtle detail, or a refined, delicate aspect of something
Example
The lawyer explained the legal niceties of the case.
El abogado explicó los detalles legales del caso.
C2 noun /ˌnjuːməˈreɪʃən/

numeration

numeración
Meaning
the action or process of counting or assigning numbers
Example
The teacher explained the basics of numeration to the students.
El maestro explicó los conceptos básicos de la numeración a los estudiantes.
B2 adjective ˈnjuːtrəl

neutral

neutral
Meaning
Having no electric charge; neither positive nor negative.
Example
Neutrons are electrically neutral.
Los neutrones son eléctricamente neutrales.
A2 adverb /ˈnɪərli/

Nearly

casi; casi;
Meaning
almost; not quite; very close to
Example
I nearly missed the bus this morning.
Casi perdí el autobús esta mañana.
C1 adjective /ˌnjʊə.rəˈlɒdʒ.ɪ.kəl/

neurological

neurológico
Meaning
Relating to the anatomy, functions, and organic disorders of nerves and the nervous system.
Example
Meditation has positive neurological effects on mental health.
La meditación tiene efectos neurológicos positivos en la salud mental.
A2 adverb /ˈnaɪsli/

nicely

agradablemente
Meaning
in a pleasant, kind, or satisfactory manner; carefully and appropriately
Example
She explained the problem nicely so everyone could understand.
Ella explicó el problema agradablemente para que todos entendieran.
C1 adjective /ˌnɒn ɪɡˈzɪstənt/

non-existent

inexistente
Meaning
not real or not present; lacking existence
Example
The supposed evidence turned out to be non-existent.
La evidencia supuesta resultó ser inexistente.
C1 verb /nəˈsɛsɪteɪt/

necessitate

hacer necesario
Meaning
To make something necessary or unavoidable.
Example
The heavy rains necessitated the cancellation of the event.
Las fuertes lluvias hicieron inevitable la cancelación del evento.
B2 noun /ˈnjuːzˌlɛtər/

newsletter

boletín
Meaning
a printed or electronic report containing news or information about a company or organization
Example
The company sends a weekly newsletter to its employees.
La empresa envía un boletín semanal a sus empleados.
A2 noun /nek/

Neck

cuello
Meaning
the part of the body connecting the head to the shoulders
Example
She wore a beautiful necklace around her neck.
Ella llevaba un hermoso collar alrededor de su cuello.
B2 verb /ˈnɒmɪneɪt/

nominate

nominar
Meaning
to propose someone for a position or award
Example
The committee decided to nominate her for the award.
El comité decidió nominarla para el premio.
C1 adjective /ˌniːoʊˈlɪθɪk/

neolithic

neolítico
Meaning
Relating to the later part of the Stone Age, when ground or polished stone weapons and tools prevailed.
Example
Neolithic communities began practicing agriculture and domesticating animals.
Las comunidades neolíticas comenzaron a practicar la agricultura y a domesticar animales.
B1 noun /ˈniː.dəl/

Needle

aguja
Meaning
a thin, pointed metal instrument used for sewing
Example
She threaded the needle to sew the button.
Ella enhebró la aguja para coser el botón.
C2 adjective /ˈnjuː.ɡə.tɔːr.i/

nugatory

inútil
Meaning
Of little or no value; worthless or insignificant.
Example
His efforts were nugatory and did not change the outcome.
Sus esfuerzos fueron inútiles y no cambiaron el resultado.
B1 adverb /ˈniːtli/

Neatly

ordenadamente; cuidadosamente
Meaning
in a tidy and orderly way; carefully and precisely
Example
She arranged the books neatly on the shelf.
Ella arregló los libros ordenadamente en la estantería.
C2 adjective /nɪˈfɛəriəs/

nefarious

malévolo, criminal o moralmente malo
Meaning
Wicked, criminal, or morally bad.
Example
The police uncovered a nefarious plot to cheat investors.
La policía descubrió un complot malévolo para engañar a los inversores.
C1 noun /ˌnjʊə.roʊ.plæˈstɪs.ɪ.ti/

neuroplasticity

neuroplasticidad
Meaning
The brain's ability to reorganize itself by forming new neural connections throughout life.
Example
Neuroplasticity allows the brain to rewire itself after an injury.
La neuroplasticidad permite que el cerebro se recablee después de una lesión.
C1 verb /ˈnʌlɪfaɪ/

nullify

anular
Meaning
to make something legally invalid or ineffective
Example
The court decided to nullify the contract.
El tribunal decidió anular el contrato.
C2 adjective /ˈnɛðər/

nether

inferior
Meaning
situated down or below; lower
Example
They explored the nether regions of the cave.
Exploraron las regiones inferiores de la cueva.
B2 adverb /ˌnɒnˈstɒp/

Non-stop

sin parar; sin interrupciones
Meaning
continuing without stopping; without interruption
Example
The train traveled non-stop from London to Paris.
El tren viajó sin parar de Londres a París.
C2 adjective /ˌnɒnˈtrɪviəl/

nontrivial

no trivial
Meaning
Not simple or easy; requiring effort or significant thought.
Example
Solving the equation turned out to be a nontrivial task.
Resolver la ecuación resultó ser una tarea no trivial.
A1 verb /niːd/

need

necesitar
Meaning
to require something; to be in want of
Example
I need help with my homework.
Necesito ayuda con mi tarea.
B2 adjective /ˈneɪ.kɪd/

Naked

desnudo; sin ropa; descubierto; expuesto
Meaning
without clothes or covering; bare; exposed; unclothed
Example
The naked truth about the situation shocked everyone.
La verdad desnuda sobre la situación sorprendió a todos.
C2 adjective /ˈneb.jə.ləs/

Nebulous

vago; poco claro; nebuloso
Meaning
vague or unclear; lacking definite form; hazy
Example
His plans for the future remain nebulous and unclear.
Sus planes para el futuro siguen siendo nebulosos y poco claros.
C2 noun /ˈneɪˌseɪ.ɪŋ/

naysaying

expresión negativa
Meaning
The act of expressing negative or pessimistic views.
Example
His constant naysaying discouraged the team.
Su constante expresión negativa desmotivó al equipo.
A2 noun /ˈnoʊ.tɪs/

Notice

aviso
Meaning
attention to something; a written or printed announcement
Example
The notice on the board announced the school closure.
El aviso en el tablero anunció el cierre de la escuela.
C1 noun ˌnæn.oʊ.tekˈnɒl.ə.dʒi

nanotechnology

nanotecnología
Meaning
The branch of technology that deals with dimensions and tolerances of less than 100 nanometers.
Example
Nanotechnology is advancing medical treatments.
La nanotecnología está avanzando en los tratamientos médicos.
A2 adjective ˈnesəseri

necessary

necesario
Meaning
Required to be done, achieved, or present; essential.
Example
Strict regulations are necessary for maintaining order.
Las estrictas regulaciones son necesarias para mantener el orden.
C2 noun /ˈnɒn.ɪʤ/

Nonage

minoría de edad
Meaning
the period of being under the legal age of majority; youth or immaturity
Example
During his nonage, all legal decisions were made by his guardian.
Durante su minoría de edad, todas las decisiones legales fueron tomadas por su tutor.
B1 noun /nest/

Nest

nido
Meaning
a structure built by birds to lay eggs and shelter their young
Example
The bird built a nest in the tree.
El pájaro construyó un nido en el árbol.
B2 adjective /nəˈtɔːriəs/

notorious

notorio
Meaning
Famous or well-known for something bad or undesirable
Example
The area is notorious for its high crime rate.
La zona es notoria por su alta tasa de criminalidad.
A1 noun /noʊz/

nose

nariz
Meaning
the part of the face that contains the nostrils and is used for breathing and smelling
Example
He has a sharp nose and can smell things from far away.
Él tiene una nariz afilada y puede oler las cosas desde lejos.
C1 adjective + noun njuˈtrɪʃəs krɒps

nutritious crops

cultivos nutritivos
Meaning
Plants or vegetables that are rich in nutrients and beneficial for health
Example
Winter vegetables are considered nutritious crops.
Las verduras de invierno se consideran cultivos nutritivos.
C1 noun njuːˈtræl.ə.ti

neutrality

neutralidad
Meaning
The state of not supporting or helping either side in a conflict, disagreement, etc.; impartiality.
Example
Neutrality fosters trust in decision-making.
La neutralidad fomenta la confianza en la toma de decisiones.
C2 adjective /ˈnjuː.trɪ.tɪv/

nutritive

nutritivo
Meaning
Relating to nutrition; having nourishing qualities.
Example
The nutritive value of the fruit is very high.
El valor nutritivo de la fruta es muy alto.
C2 noun /nɑnˈen.tə.ti/

Nonentity

persona sin importancia; algo que no existe
Meaning
a person of no importance or influence; something that does not exist
Example
He felt like a nonentity in the large corporation.
Se sintió como una persona sin importancia en la gran corporación.
C1 noun /ˌnoʊtəˈraɪəti/

notoriety

notoriedad
Meaning
The state of being famous or well-known for something bad.
Example
The criminal gained notoriety for his daring escapes.
El criminal ganó notoriedad por sus audaces escapatorias.
B2 noun /ˈnuː.tri.ənt/

nutrient

nutriente
Meaning
A substance that provides nourishment essential for growth and health of plants or animals.
Example
Plants absorb nutrients from the soil for growth.
Las plantas absorben nutrientes del suelo para crecer.
B2 noun /ˈnɪk.neɪm/

Nickname

apodo
Meaning
a familiar or humorous name given to a person instead of their real name
Example
His nickname is 'Tiger' because he's so brave.
Su apodo es 'Tigre' porque es muy valiente.
A1 adjective /naɪs/

Nice

agradable; bonito; satisfactorio; atractivo
Meaning
pleasant; agreeable; satisfactory; good; attractive
Example
She wore a nice dress to the party.
Ella llevaba un vestido bonito a la fiesta.
B2 noun ˈnætʃərəl ˈhæbɪtæt

Natural Habitat

hábitat natural
Meaning
The natural environment where organisms live and fulfill their life needs.
Example
Protecting the natural habitat is crucial for butterflies.
Proteger el hábitat natural es crucial para las mariposas.
B1 noun /ˈnɑn.sens/

Nonsense

tonterías
Meaning
words or language that have no meaning; foolish or unacceptable behavior
Example
Stop talking nonsense and be serious!
¡Deja de hablar tonterías y sé serio!
B2 adverb /ˈneɪmli/

Namely

es decir; específicamente;
Meaning
that is to say; specifically; to be precise
Example
Three cities, namely Paris, London, and Rome, were visited.
Tres ciudades, es decir, París, Londres y Roma, fueron visitadas.
C2 noun /ˌniːoʊˈlætɪn/

neo-latin

neo-latín
Meaning
The use of Latin language for scholarly, scientific, and literary purposes after the medieval period.
Example
Many scientific names are derived from Neo-Latin.
Muchos nombres científicos provienen del neo-latín.
A2 verb /nɜːrs/

nurse

cuidar
Meaning
to care for someone who is sick or injured; to feed a baby
Example
She nursed her sick mother back to health.
Ella cuidó a su madre enferma hasta que se recuperó.
C2 adjective ˌnjʊə.rəʊ.saɪənˈtɪ.fɪk

neuroscientific

relacionado con la neurociencia
Meaning
Related to the scientific study of the brain and nervous system.
Example
Neuroscientific research helps understand memory retention.
La investigación neurocientífica ayuda a entender la retención de la memoria.
C2 noun /ˌniːoʊˈpeɪɡənɪzəm/

neopaganism

neopaganismo
Meaning
Modern religious movements influenced by or claiming to be derived from the various historical pagan beliefs of pre-modern Europe.
Example
Neopaganism has gained popularity as people seek spiritual alternatives to mainstream religions.
El neopaganismo ha ganado popularidad a medida que las personas buscan alternativas espirituales a las religiones principales.