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

For Sandra De Anda, the network coordinator for Orange County Rapid Response Network, which connects immigrants to legal help and runs a hotline to report ICE sightings, the poll results are a source of pride.

From Los Angeles Times • May 6, 2026

Rapid developments in sport science in the last 20 years have run alongside the technological improvements in racing shoes.

From BBC • Apr. 27, 2026

Rapid, same-day delivery would continue as a focus for the company, Jassy said.

From The Wall Street Journal • Apr. 9, 2026

And when he closed with a rousing “As Flows the Rapid River”—and it wasn’t easy to be rousing with four sharps—she actually, really, honestly, truly clapped.

From "Lizzie Bright and the Buckminster Boy" by Gary D. Schmidt

Vocabulary lists containing rapid

Name On: Pro Sports Team Names, Part 2

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A Need for Speed: Synonyms for "Fast"

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Beowulf vocabulary

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