Vocabularios

Descubra, aprenda y domine el vocabulario en inglés

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onus

noun C1
/ˈəʊ.nəs/

A duty or responsibility, especially a heavy one.

"The onus is on the government to provide relief to the victims."

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ooze

verb C1
/uːz/

to slowly flow or leak out through small openings or pores

"Blood began to ooze from the small cut."

opaque definition card — visual illustration of the meaning
adjective C1
/oʊˈpeɪk/

not transparent or translucent; difficult to see through or understand

"The windows were opaque with steam."

adjective C1
/ˈɒpərətɪv/

functioning, having effect, or relating to a secret agent or worker

"The new law is now operative across the country."

adjective C1
/ˌɑːpərˈtuːn/

Happening at a suitable or convenient time.

"She arrived at an opportune moment to help."

noun C1
/ˌɑːpərˈtuːnɪst/

A person who takes advantage of situations for personal gain, often disregarding principles.

"He is seen as an opportunist who always puts his interests first."

oppress definition card — visual illustration of the meaning
verb C1
/əˈprɛs/

To keep someone in subservience and hardship by unjust treatment.

"The regime continued to oppress its citizens."

Oppression definition card — visual illustration of the meaning
noun C1
/əˈpreʃ.ən/

cruel or unjust treatment or exercise of authority; the state of being subject to harsh treatment

"The people fought against political oppression."

adjective C1
/əˈprɛs.ɪv/

Harsh and authoritarian; overwhelming; causing distress; tyrannical;

"The oppressive heat made it difficult to work outside during the summer."

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optic

adjective C1
/ˈɒptɪk/

Relating to the eye or vision.

"The optic nerve carries signals from the eye to the brain."

optical definition card — visual illustration of the meaning
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optical

adjective C1
/ˈɒptɪkəl/

related to or used in seeing or sight

"The optical illusion fooled everyone at the exhibition."

noun C1
/ˈɒptɪks/

The branch of physics dealing with light and vision.

"She studied optics to understand how lenses work."

optimally definition card — visual illustration of the meaning
adverb C1
/ˈɒp.tɪ.məl.i/

In the most effective or efficient way possible.

"Tasks should be allocated optimally for maximum output."

optimization definition card — visual illustration of the meaning
noun C1
ˌɒp.tɪ.mɪˈzeɪ.ʃən

The action of making the best or most effective use of a situation or resource.

"The company focused on optimization of resources to maximize profits."

optimize definition card — visual illustration of the meaning
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optimize

verb C1
ˈɒptɪmaɪz

Make the best or most effective use of a situation, opportunity, or resource.

"They optimized the software for faster performance."

optimized definition card — visual illustration of the meaning
adjective C1
/ˈɒp.tɪ.maɪzd/

Made as effective, perfect, or functional as possible.

"Optimized irrigation techniques conserve water in farming."

optimum definition card — visual illustration of the meaning
noun/adjective C1
/ˈɒptɪməm/

The most favorable condition or level for growth, success, or productivity.

"This room temperature provides the optimum conditions for plant growth."

noun C1
/ɒpˈtɒmɪtrɪst/

A healthcare professional who examines eyes and prescribes corrective lenses.

"The optometrist prescribed new glasses for her."

noun C1
/ɒpˈtɒmətri/

The practice or profession of examining the eyes and prescribing corrective lenses.

"She studied optometry at the university to become an eye specialist."

Oracle definition card — visual illustration of the meaning
noun C1
/ˈɒrəkəl/

A person or source considered to provide wise and insightful advice or prophecy.

"In ancient Greece, people visited the oracle at Delphi for guidance."

Orator definition card — visual illustration of the meaning
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Orator

noun C1
/ˈɔːrətər/

A person who delivers formal speeches with skill and eloquence

"The orator captivated the audience with his eloquence."

oratory definition card — visual illustration of the meaning
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oratory

noun C1
/ˈɔːrəˌtɔːri/

The art of formal public speaking, often with eloquence and persuasion.

"The politician's oratory impressed the crowd."

orchestrate definition card — visual illustration of the meaning
verb C1
/ˈɔːr.kɪ.streɪt/

Plan or coordinate the elements of a situation to produce a desired effect.

"He successfully orchestrated the company's expansion."

orchestrated definition card — visual illustration of the meaning
verb C1
ˈɔː.kɪ.streɪ.tɪd

Planned or coordinated carefully and deliberately.

"The attacks were orchestrated with precision."

Orchid definition card — visual illustration of the meaning
noun C1
/ˈɔːrkɪd/

a diverse family of flowering plants known for their exotic and often fragrant flowers

"The white orchid on the windowsill bloomed for months."

verb C1
/ɔːrˈdeɪn/

To officially make someone a priest or minister; to decree or order something officially.

"The bishop will ordain three new priests this Sunday."

ordeal definition card — visual illustration of the meaning
noun C1
/ɔːrˈdiːl/

A very difficult or painful experience, often lasting for a long time.

"The survivors went through a terrible ordeal after the earthquake."

adjective C1
/ˈɔːrdɪnəl/

Relating to the order or position of something in a sequence (first, second, third, etc.).

"The ordinal number 'third' indicates position in a sequence."

noun C1
/ˈɔːrdɪnəns/

An authoritative rule, law, or decree issued by a city, town, or authority.

"The city council passed an ordinance banning smoking in public parks."

Orient definition card — visual illustration of the meaning
verb C1
/ˈɔː.ri.ənt/

to align or position something relative to a particular point or direction

"The map helps tourists orient themselves in the city."

adjective C1
/ˌɔː.riˈen.təl/

relating to the countries of East Asia; eastern

"The museum has a beautiful collection of oriental art."

adjective C1
/ˌɔːrnəˈmɛntl/

Serving as decoration; decorative rather than functional.

"The garden was filled with ornamental plants."

adjective C1
/ɔːˈneɪt/

elaborately or highly decorated

"The palace hall was filled with ornate furniture and paintings."

adjective C1
/ˈɔːrθədɑːks/

conforming to traditional beliefs or practices

"He comes from a very orthodox family."

noun C1
/ˈɔːrθədɑːksi/

traditional or generally accepted beliefs and practices

"The religious leader defended the orthodoxy of the faith."

adjective C1
/ˌɔːrθəˈpiːdɪk/

Relating to the correction of deformities of bones or muscles.

"She visited an orthopedic surgeon for her back pain."

oscillate definition card — visual illustration of the meaning
verb C1
/ˈɑːsɪleɪt/

To move or swing back and forth at a regular speed.

"The fan oscillates to spread air around the room."

noun C1
/ˌɑːsɪˈleɪʃən/

The movement back and forth at a regular speed.

"The oscillation of the pendulum controls the clock."

adjective C1
/ɒˈstɛnsəbl/

stated or appearing to be true, but not necessarily so

"His ostensible reason for leaving was illness, but many doubted it."

ostentatious definition card — visual illustration of the meaning
adjective C1
/ˌɒstɛnˈteɪʃəs/

Characterized by a showy or pretentious display intended to impress others.

"He wore an ostentatious gold chain to the party."

noun C1
/ˈɒstrəsɪzəm/

The act of excluding someone from a group or society.

"The student faced ostracism after breaking the rules."

ostracize definition card — visual illustration of the meaning
verb C1
/ˈɒstrəsaɪz/

To exclude someone from a group or society.

"The community decided to ostracize the dishonest trader."

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oust

verb C1
/aʊst/

To remove someone from a position or place of power or authority.

"The rebels ousted the dictator from power."

adjective C1
/ˌaʊt ən ˈaʊt/

complete; absolute; used to emphasize something extreme

"The speech was an out-and-out lie."

adjective C1
/ˌaʊt əv ðə ˈweɪ/

remote or unusual; not in a convenient or usual location

"They stayed in an out-of-the-way village."

noun C1
/ˈaʊtkæst/

a person who is rejected or excluded from society or a group

"He felt like an outcast at school."

noun C1
/ˈaʊtˌkraɪ/

A strong expression of public anger or disapproval.

"The decision sparked an outcry among the citizens."

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outdo

verb C1
/ˌaʊtˈduː/

To do better than someone else; to surpass.

"She always tries to outdo her classmates in exams."

noun C1
/ˈaʊtˌɡroʊθ/

something that grows out of something else; a natural development or result

"The new policy was an outgrowth of years of debate."

adjective C1
/ˌaʊtˈlændɪʃ/

Looking or sounding bizarre or unfamiliar; strange.

"He wore an outlandish costume to the festival."