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.

Helix adds another major private-capital bet on the rapid expansion of AI infrastructure.

From Barron's • Jun. 11, 2026

Ideally a rapid rehousing program that helped with move-in deposits and expenses, and temporary subsidies like those for veterans, would have a major impact.

From The Wall Street Journal • Jun. 11, 2026

To build the new material, researchers combined rice-based granular units with materials such as sand, which become stronger when subjected to rapid loading.

From Science Daily • Jun. 11, 2026

The 90-minute cut—or 78 minutes not counting commercials—reduced the excruciating War in the Pacific to rapid moments of triumph.

From Slate • Jun. 11, 2026

The principal was walking with long, rapid strides.

From "The Great Santini" by Pat Conroy

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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