Games

Word of the Day

Video

Blog: Words at Play

My Faves

Dictionary

¹opt

verb \ˈäpt\

: to choose one thing instead of another

Full Definition of OPT

intransitive verb

: to make a choice; especially : to decide in favor of something <opted for a tax increase — Tom Wicker>

See opt defined for English-language learners

See opt defined for kids

Origin of OPT

French opter, from Latin optare

First Known Use: 1877

Related to OPT

Synonyms: choose, conclude, determine, figure, name, decide, resolve, settle (on or upon)

Rhymes with OPT

Copt, knopped, topped

²opt

abbreviation

Definition of OPT

optical; optician; optics

option; optional

Other Business Terms

amortize, caveat emptor, clearinghouse, divest, due diligence, emolument, green-collar, marque, overhead, perquisite

Medical Dictionary

opt

abbreviation

Medical Definition of OPT

optician

Learn More About OPT

Thesaurus: All synonyms and antonyms for "opt"

Spanish Central: Spanish translation of "opt"

Nglish: Translation of "opt" for Spanish speakers

Britannica English: Translation of "opt" for Arabic speakers

Browse

Next Word in the Dictionary: optablePrevious Word in the Dictionary: -opsyAll Words Near: opt

Seen & Heard

What made you want to look up opt? Please tell us where you read or heard it (including the quote, if possible).

View Seen & Heard Highlights from Around the Site

Test Your Vocabulary!

10 Charming Words for Nasty People

Put-downs with flair

Learn More

When "Literally" isn't, well, literal

How to use a word that (literally) drives some people nuts.

Watch Now

Know what this is?

Test your vocab with our fun, fast game

Go Play

Fear of cats?

Ailurophobia, and 9 other unusual fears