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Synonyms

quicksilver

American  
[kwik-sil-ver] / ˈkwɪkˌsɪl vər /

noun

  1. the metallic element mercury.


verb (used with object)

  1. to amalgamate (metal) with mercury.

quicksilver British  
/ ˈkwɪkˌsɪlvə /

noun

  1. another name for mercury

"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

adjective

  1. rapid or unpredictable in movement or change

    a quicksilver temper

"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 quicksilver

before 1000; Middle English qwyksilver, Old English cwicseolfor (translation Latin argentum vīvum ) literally, living silver

Explanation

Use the noun quicksilver when you need a more poetic way to talk about the element known as mercury. If you look closely at an old-fashioned thermometer, you can see the quicksilver inside it. It's more common to refer to this metal — the only one that is liquid at room temperature — as mercury, but it's also correct to call it quicksilver, which describes the properties of the element very well. Quicksilver is liquid, silver colored, and is fascinating to look at. The word comes from the sense of quick that means "alive;" the Latin root is argentum vivum, which is literally "living silver."

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Vocabulary lists containing quicksilver

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:

"I just love the quicksilver delivery and suave flamboyance of Coward, it's delightful to play."

From BBC Apr. 16, 2026

Expect a similarly powerful forward pack, with some quicksilver runners and astute playmakers in the backline.

From BBC Aug. 20, 2025

Music director and conductor Stephen Oremus maintained the production’s high musical standards, bringing out the extensive palette of a rock score with quicksilver moods.

From Los Angeles Times Aug. 4, 2025

Also known as quicksilver, mercury is a neurotoxin that can affect the nervous system and kidneys, according to the Centers for Disease Control and Prevention.

From Los Angeles Times May 1, 2025

Their different treads, as if even as spirits they retained their personalities, Patria’s sure and measured step, Minerva’s quicksilver impatience, Mate’s playful little skip.

From "In the Time of the Butterflies" by Julia Alvarez

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