Vocabularies

English Vocabulary Dictionary | Word Meanings, Definitions & Examples

noun
/ˌɒp.əˈtjuː.nə.ti/

A favorable chance or set of circumstances that makes it possible to do something.

"She seized the opportunity to study abroad."

opportunities definition card — visual illustration of the meaning
noun
ˌɒpəˈtjuːnɪtiz

A set of circumstances that makes it possible to do something.

"Investing in emerging markets provides new opportunities."

noun
/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."

noun
/ˌɑːpərˈtuːnɪzəm/

The practice of taking advantage of opportunities regardless of principles or ethics.

"His decision was driven by opportunism, not values."

adjective
/ˌɑːpərˈtuːn/

Happening at a suitable or convenient time.

"She arrived at an opportune moment to help."

noun
/əˈpoʊnənt/

A person who competes against or disagrees with another.

"The boxer defeated his opponent in the final round."

noun
/əˈpɪnjən/

A belief, judgment, or viewpoint about something, not necessarily based on fact.

"Everyone is entitled to their own opinion."

💬

opine

verb
/oʊˈpaɪn/

to express an opinion or belief

"The professor opined that the policy would fail."

noun
/ˈoʊpiət/

a drug containing opium or its derivatives, used to relieve pain or cause sleep

"The doctor prescribed an opiate to relieve the patient's pain."

noun
/ˌɒpəˈrɛtə/

a short opera with light and humorous themes

"The theater staged a famous operetta by Gilbert and Sullivan."

noun
/ˈɒpəreɪtər/

a person who operates equipment, a business, or controls something

"The machine operator ensured that everything ran smoothly."

adjective
/ˈɒpərətɪv/

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

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

operational definition card — visual illustration of the meaning
adjective
/ˌɒpəˈreɪʃənl/

related to or engaged in the operation of something

"The team is ready for the operational phase of the project."

noun
/ˌɒpəˈreɪʃən/

an act or process of functioning or operating

"The hospital performed a successful operation."

verb
/ˈɒpəreɪtɪŋ/

to control or manage the functioning of something

"The company has been operating in this market for five years."

operate definition card — visual illustration of the meaning
⚙️

operate

verb
/ˈɑːpəˌreɪt/

to control the functioning of a machine, system, or business

"She learned how to operate the new machine."

🎭

opera

noun
/ˈɒpərə/

a dramatic performance in which the actors sing most of their lines

"We watched a beautiful opera at the theater last night."

🗣️

Openly

adverb
/ˈəʊpənli/

in a way that is not secret or hidden

"He spoke openly about his past mistakes."

noun
/ˈoʊpənɪŋ/

an act or instance of beginning something

"The opening of the new store was a huge success."

👃

Odour

noun
/ˈoʊ.dər/

a distinctive smell, especially an unpleasant one

"The odour of fresh bread filled the kitchen."

noun
/ˈɒktɪv/

A series of eight musical notes, or the interval between one musical pitch and another with double its frequency.

"The singer's voice could easily reach the higher octave."

noun
/ɒkˈteɪvoʊ/

A size of book page resulting from folding a sheet of paper into eight leaves (sixteen pages).

"The old library contained rare octavo editions of Shakespeare."

noun
/ɒkˈtoʊbər/

the tenth month of the year in the Gregorian calendar

"The weather becomes cooler in October."

noun
/ˌɒktədʒəˈnɛəriən/

A person who is between 80 and 89 years old.

"The octogenarian still jogs every morning to stay healthy."

👁️

ocular

adjective
/ˈɒkjʊlər/

Relating to the eye or vision.

"The patient was referred to a specialist for ocular treatment."

noun
/ˈɒkjʊlɪst/

An old-fashioned term for an eye doctor or ophthalmologist.

"The village oculist was known for treating various eye diseases."

🤔

Odd

adjective
/ɒd/

different from what is usual or expected; strange or peculiar

"He has some odd habits that surprise everyone."

noun
/ˈɒdəti/

Something strange or unusual.

"The bright pink building was an oddity in the small town."

🤔

oddly

adverb
/ˈɒdli/

in a strange or unusual way; unexpectedly

"Oddly, he didn’t seem upset by the bad news."

🎲

odds

noun
/ɒdz/

the likelihood or probability of something happening; chances for or against something

"The odds of winning the lottery are very low."

📜

ode

noun
/oʊd/

a lyrical poem, often expressing praise or strong emotions

"The poet wrote an ode to the beauty of nature."

adjective
/ˈoʊdiəs/

extremely unpleasant or repulsive

"The dictator was remembered for his odious crimes."

😡

odium

noun
/ˈoʊdiəm/

general or widespread hatred or disgust directed toward someone as a result of their actions

"The scandal brought public odium on the corrupt minister."

adjective
/ˌoʊdəˈrɪfərəs/

having or giving off a smell, especially a strong or pleasant one

"The garden was filled with odoriferous flowers."

adjective
/ˈoʊdərəs/

having or giving off a smell, often unpleasant

"The odorous garbage had to be taken out immediately."

verb
/əˈfɛnd/

to cause someone to feel upset, insulted, or annoyed

"She didn’t mean to offend anyone with her remarks."

adjective/adverb
/ˌɒfˈhænd/

Without previous thought or preparation; casual and sometimes dismissive.

"She gave an offhand reply to his serious question."

noun
/ˈɒfərtɔːri/

The part of a religious service when offerings are collected; the offering itself.

"The offertory was taken during the Sunday service."

noun
/ˈɒfərɪŋ/

something that is given, especially as a gift or contribution

"The company’s latest offering is an eco-friendly car."

offer definition card — visual illustration of the meaning
🎁

offer

verb
/ˈɔːfər/

to present or give something to someone

"She offered him a gift for his birthday."

adjective
/əˈfɛnsɪv/

Causing hurt, anger, or annoyance; also relating to attacking in sports or war.

"His offensive remarks upset everyone at the meeting."

⚖️

offense

noun
/əˈfɛns/

an illegal act; a crime

"The offense was committed in broad daylight."

noun
/əˈfɛndər/

a person who commits a crime or does something wrong

"The police caught the offender quickly."

adjective
/ˌɔːfˈkiː/

out of tune; not in accordance with expected standards

"The singer was slightly off-key during the performance."

odyssey definition card — visual illustration of the meaning
noun
/ˈɑːdəsi/

a long, adventurous journey; a series of experiences

"Her career has been an odyssey of challenges and achievements."

🔗

of

preposition
/ʌv/

expressing the relationship between a part and a whole

"The book is on the table, in front of the window."

⏹️

off

adverb
/ɔːf/

away from a place, position, or time; not functioning

"He turned off the light before leaving the room."

adjective
/ˈɒf.biːt/

Unusual, unconventional, or different from the norm.

"She has a very offbeat sense of humor."

⚠️

Offence

noun
/əˈfens/

a breach of law or rule; an annoyance or resentment

"Stealing is a serious offence punishable by law."

noun
/ˈɒktəɡən/

A polygon with eight sides and eight angles.

"The stop sign is shaped like an octagon."