Thesaurus:instantaneous

Thesaurus

instantaneous

English

Adjective

Sense: happening within an imperceptibly brief period of time

Synonyms

• flash (US, slang)
• immediate
• instant
• insta-
• instantaneous
• present    [⇒ thesaurus] (obsolete)

Antonyms

• delayed    [⇒ thesaurus]
• gradual    [⇒ thesaurus]
• nonimmediate
• noninstantaneous
• slow    [⇒ thesaurus]

Hyponyms

• fast-acting
• presentaneous (obsolete)
• sudden    [⇒ thesaurus]

See also

• Thesaurus:immediately
• Thesaurus:urgent

Further reading

• “113. instantaneity” in Roget's Thesaurus, T. Y. Crowell Co., 1911.
• “instantaneous” in Moby Thesaurus II, Grady Ward, 1996.