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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.

Tickets are still selling at a rapid clip, a sign of the deep excitement over the first L.A. games since 1984.

From Los Angeles Times • Apr. 8, 2026

Anthropic’s rapid ascent appears to be shaking up the artificial-intelligence leaderboard.

From MarketWatch • Apr. 7, 2026

The ChatGPT maker put out policy proposals so consumers benefit from the rapid advancements in artificial intelligence.

From The Wall Street Journal • Apr. 6, 2026

Sensors on Orion recorded how its power and thermal systems coped for nearly an hour without direct sunlight and with rapid swings in heating and cooling as it moved through the eclipse.

From BBC • Apr. 6, 2026

He imagined my recovery would be rapid enough when once commenced.

From "Jane Eyre" by Charlotte Brontë