Vocabularies

English Vocabulary Dictionary | Word Meanings, Definitions & Examples

onerous definition card — visual illustration of the meaning
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onerous

adjective
/ˈəʊnərəs/

involving a great deal of effort, difficulty, or burden

"Fulfilling the contract proved to be an onerous task for the company."

noun
/wʌn θɜːd/

one part of something that is divided into three equal parts

"One-third of the class was absent today."

1️⃣

one

pronoun, noun, adjective
/wʌn/

the number equivalent to the sum of zero and one; a single person or thing

"Only one student answered the question."

Once

adverb
/wʌns/

on one occasion only; at a time in the past

"She visited Paris once last year."

📖

on

preposition
/ɒn/

physically in contact with and supported by a surface

"The book is on the table."

🍽️

Omnivorous

adjective
/ɒmˈnɪvərəs/

eating both plants and animals

"Humans are generally considered omnivorous creatures."

👁️

Omniscient

adjective
/ɒmˈnɪʃənt/

having complete or unlimited knowledge and awareness

"Some religions describe God as omniscient and all-powerful."

noun
/ɒmˈnɪʃəns/

the state of knowing everything

"The novel's narrator has an air of omniscience, revealing every character's thoughts."

omnipresent definition card — visual illustration of the meaning
adjective
/ˌɒmnɪˈprɛzənt/

present everywhere at the same time

"In the digital age, social media feels omnipresent in our lives."

omnipotent definition card — visual illustration of the meaning
adjective
/ɒmˈnɪpətənt/

Having unlimited power; able to do anything.

"The CEO acted as if he were omnipotent in the company."

noun
/ɒmˈnɪpətəns/

The quality of having unlimited power or authority.

"Many religions describe God’s omnipotence as absolute."

omit definition card — visual illustration of the meaning
✂️

omit

verb
/oʊˈmɪt/

to leave out or exclude; to fail to include something

"Please don't omit any important details from your report."

noun
/əˈmɪʃən/

The act of leaving out or excluding something; something that has been left out.

"Her omission of important details caused confusion."

🌩️

Ominous

adjective
/ˈɒmɪnəs/

Giving the impression that something bad or unpleasant is going to happen.

"Dark clouds gave an ominous sign of an approaching storm."

🔮

Omen

noun
/ˈoʊ.mən/

an event regarded as a sign of future good or bad luck

"Many people consider a black cat crossing your path a bad omen."

noun
/əˈlɪmpɪks/

an international sports competition held every four years with athletes from many countries

"The Olympics bring athletes from all over the world together."

Omelet definition card — visual illustration of the meaning
noun
/ˈɒm.lət/

a dish made from beaten eggs cooked in a frying pan and often folded around a filling

"She made a cheese omelet for breakfast."

adjective
/əˈfɪʃəl/

relating to or connected with an authority or public office

"He is the official spokesperson for the company."

adverb
/əˈfɪʃəli/

in a formal or authorized way

"The building was officially opened by the mayor."

verb
/əˈfɪʃieɪt/

To perform official duties, especially in a ceremony or as a referee.

"The priest will officiate the wedding ceremony."

officious definition card — visual illustration of the meaning
adjective
/əˈfɪʃəs/

Excessively eager to offer unwanted help or advice; meddlesome.

"The officious guard kept interrupting the visitors with unnecessary instructions."

adjective
/ˈɒfɪʃ/

Unfriendly, distant, or reserved in manner.

"He seemed offish at the party and avoided most conversations."

⚖️

offset

verb
/ˈɒfsɛt/

To counterbalance or compensate for something.

"The company's losses were offset by gains in other departments."

noun
/ˈɒfʃuːt/

A branch or result that develops from something larger or more important.

"The startup was an offshoot of a major tech company."

noun
/ˈɒf.sprɪŋ/

a person's child or children; an animal's young

"The bird carefully fed its offspring."

🔁

often

adverb
/ˈɔːfən/

frequently, many times

"I often visit my grandparents on weekends."

👀

ogle

verb
/ˈoʊɡəl/

To look at someone with obvious sexual interest.

"He kept ogling the models on the runway."

👹

ogre

noun
/ˈoʊɡər/

A mythical monster, often depicted as large, hideous, and cruel; metaphorically, a cruel or terrifying person.

"The villagers feared the ogre who lived in the dark forest."

😮

oh

interjection
/oʊ/

used to express surprise, realization, or understanding

"Oh, I didn't know you were here!"

Oil definition card — visual illustration of the meaning
🛢️

Oil

noun
/ɔɪl/

a viscous liquid derived from plants or animals, used for cooking, lubrication, or fuel

"She added some oil to the pan to fry the vegetables."

Oilman definition card — visual illustration of the meaning
🛢️

Oilman

noun
/ˈɔɪl.mən/

a person who works in the oil industry; someone who sells oil or petroleum products

"The oilman discovered a new oil field in the desert."

noun
/ˈɔɪntmənt/

A smooth, oily substance applied to the skin for healing or soothing.

"The doctor prescribed an ointment for the burn on his arm."

🛢️

Oily

adjective
/ˈɔɪl.i/

covered with oil; containing oil; greasy

"Her oily skin needs special care."

Olympic Games definition card — visual illustration of the meaning
noun
əˈlɪm.pɪk ɡeɪmz

The world's largest international sports competition held every four years, bringing together athletes from different countries to compete in various sports.

"The Olympic Games bring together the world's top athletes."

adjective
/əˈlɪmpɪk/

related to the Olympic Games, a major international sporting event

"She trained hard to compete in the Olympic Games."

noun
/ˈɒlɪv brɑːntʃ/

A symbol of peace or reconciliation; an offer to end conflict.

"He extended an olive-branch to his rival after years of hostility."

Olive barb definition card — visual illustration of the meaning
noun
/ˈɒlɪv bɑːb/

A small freshwater fish with olive-colored body and barbels

"The olive barb is commonly found in South Asian rivers."

Olive definition card — visual illustration of the meaning
🫒

Olive

noun
/ˈɑː.lɪv/

a small oval fruit with a hard pit, typically green or black, used for eating or making oil

"Olive oil is considered one of the healthiest cooking oils available."

oligarchy definition card — visual illustration of the meaning
🏛️

oligarchy

noun
/ˈɑːlɪˌɡɑːrki/

A small group of people having control of a country, organization, or institution.

"The nation was ruled by a wealthy oligarchy that controlled all resources."

noun
/ɑːlˈfækʃən/

The sense of smell; the process of detecting and perceiving odors.

"Dogs have a highly developed sense of olfaction."

olfactory definition card — visual illustration of the meaning
adjective
/ɑːlˈfæktəri/

Relating to the sense of smell.

"The perfume activated her olfactory nerves immediately."

👌

ok

adjective
/oʊˈkeɪ/

used to indicate agreement, approval, or understanding

"Okay, let's go to the park."

👌

okay

adjective
/əʊˈkeɪ/

used to express agreement or acceptance

"It's okay to leave early today."

adjective
/ˌoʊld ˈfæʃənd/

not modern; belonging to an earlier time

"He still wears an old-fashioned hat."

Oleander definition card — visual illustration of the meaning
noun
/oʊliˈændər/

a poisonous evergreen shrub with clusters of white, pink, or red flowers

"The beautiful oleander flowers bloomed in the garden despite their toxic nature."

old definition card — visual illustration of the meaning
👴

old

adjective
/oʊld/

having lived for a long time; not new or young

"He still drives his old car."

adjective
/ˈmɒtli/

Made up of different, often incongruous or diverse elements.

"The festival attracted a motley crowd of artists, musicians, and tourists."

🚗

motor

noun
/ˈmoʊtər/

a machine that produces motion or power to make something work

"The car’s motor stopped suddenly."

Motor Cycle definition card — visual illustration of the meaning
noun
/ˈmoʊ.tər ˌsaɪ.kəl/

a two-wheeled vehicle powered by an engine

"He rides his motorcycle to work every day."

Motor lorry definition card — visual illustration of the meaning
noun
/ˈmoʊ.tər ˈlɔː.ri/

a large motor vehicle used for transporting goods; truck

"The motor lorry delivered fresh vegetables to the market."