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quiescent

American  
[kwee-es-uhnt, kwahy-] / kwiˈɛs ənt, kwaɪ- /

adjective

  1. being at rest; inactive or motionless; quiet; still.

    a quiescent mind.

    Synonyms:
    latent, dormant, inert, inactive

quiescent British  
/ kwɪˈɛsənt /

adjective

  1. quiet, inactive, or dormant

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of quiescent

First recorded in 1600–10; from Latin quiēscent- (stem of quiēscēns, present participle of quiēscere ), equivalent to qui-, base meaning “rest, quiet” + -ēsc- inchoative suffix + -ent- -ent

Explanation

The adjective quiescent means "being quiet and still," like the quiescent moments lying in a hammock on a beautiful summer Sunday. To be quiescent, pronounced "qwhy-ESS-ent," is to be quiet, resting, which is exactly what its Latin origin quiescens means: In our busy world, it is hard to find a place to be quiescent. It has a second meaning: "causing no symptoms." For example, if a disease is quiescent, you probably won't know you have it. And finally, quiescent can mean "not activated," like quiescent cleaning products that don't get the stains out.

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Vocabulary lists containing quiescent

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.

See Examples For:

“Core inflation away from the fast-moving segments that are impacted by energy have been very quiescent, and I think we are going to continue to see that,” Bessent said.

From MarketWatch Aug. 4, 2026

Thanks to this setup, they could observe that particles tend to oscillate as they settle in quiescent air.

From Science Daily Jan. 19, 2024

But not by much: The cluster’s gas was surprisingly quiescent, not the maelstrom theorists had predicted.

From Science Magazine Aug. 15, 2023

"The risk metrics that look quiescent and favoring idiosyncrasy may in fact be a chimera much more vulnerable to a macro shock than implied currently," said Arnim Holzer, global macro strategist at EAB Investment Group.

From Reuters Jul. 5, 2023

A heretofore quiescent problem was suddenly catapulted into the national consciousness.

From "Freakonomics: A Rogue Economist Explores the Hidden Side of Everything" by Steven D. Levitt

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