Definitions

rapid

[rap-id] / ˈræp ɪd /

ADJECTIVE

very quick

Synonyms

STRONGEST

accelerated breakneck brisk expeditious fast hasty speedy swift

STRONG

active express fleet flying precipitate prompt ready screaming

WEAK

agile double-time expeditive fleet of foot hurried in nothing flat light-footed like a house on fire lively mercurial nimble on the double quick as a wink quickened really rolling split-second spry winged

Antonyms

STRONGEST

delayed slow sluggish tardy

WEAK

languishing leisurely slack

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Rapid advances in AI systems since text generator ChatGPT's 2022 breakthrough have sparked a gold rush for tech companies.

From Barron's • May 28, 2026

The war is a power struggle between the Sudanese army and its onetime ally, a paramilitary force called the Rapid Support Forces, or RSF, for control of the country.

From Los Angeles Times • May 24, 2026

Rapid gains in artificial-intelligence technology are bringing new competitors into the border-security business.

From The Wall Street Journal • May 8, 2026

"The Rapid Support Forces consider you affiliated with security agencies and accuse you of using it for espionage," he tells the BBC.

From BBC • Apr. 14, 2026

“You can’t just slip something like that in casually! You’re talking to Rapid again?”

From "On the Come Up" by Angie Thomas

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