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Definitions

prone

[prohn] / proʊn /
ADJECTIVE
lying down
Synonyms
WEAK
decumbent face down flat horizontal level procumbent prostrate reclining recumbent resupine supine
Antonyms
WEAK
improbably sitting straight unlikely upright
ADJECTIVE
liable, likely
Synonyms
STRONGEST
apt devoted exposed inclined ready sensitive susceptible willing
WEAK
bent disposed fain given minded open predisposed subject tending
Antonyms
STRONGEST
disinclined unprepared unskilled unsuitable unsusceptible unwilling
WEAK
improbably sitting straight unlikely upright

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.

“I don’t think this is a rally to really trust,” Melson said, noting that month-end and quarter-end periods can also be prone to exaggerated moves.

From MarketWatch • Mar. 31, 2026

Wigler noted that the promise of hitting goals fast with AI tempts tech start-up teams already prone to long workdays to lose track of time and stay on the job even deeper into the night.

From Barron's • Mar. 30, 2026

The small-cap benchmark has been a canary in a coal mine ahead of U.S. recessions, but one also prone to dying of natural causes.

From The Wall Street Journal • Mar. 26, 2026

But schedules remain limited and prone to disruption.

From BBC • Mar. 25, 2026

I was prone to loneliness and now also felt fierce about sticking up for the girls’ needs, too.

From "Becoming" by Michelle Obama

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.