fluid
Americannoun
adjective
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pertaining to a substance that easily changes its shape; capable of flowing.
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consisting of or pertaining to fluids.
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changing readily; shifting; not fixed, stable, or rigid.
fluid movements.
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convertible into cash.
fluid assets.
noun
adjective
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capable of flowing and easily changing shape
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of, concerned with, or using a fluid or fluids
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constantly changing or apt to change
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smooth in shape or movement; flowing
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A state of matter, such as liquid or gas, in which the component particles (generally molecules) can move past one another. Fluids flow easily and conform to the shape of their containers.
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See also state of matter viscosity
Related Words
See liquid.
Other Word Forms
- fluidal adjective
- fluidally adverb
- fluidly adverb
- fluidness noun
- nonfluid noun
- nonfluidly adverb
- unfluid adjective
Etymology
Origin of fluid
First recorded in 1595–1605; from Latin fluidus, equivalent to flu(ere) “to flow” + -idus adjective suffix; -id 4
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.
Despite another two-plus centuries of self-regulation and government regulation, the line between honest men and knaves on Wall Street remains fluid.
From Barron's
Despite another two-plus centuries of self-regulation and government regulation, the line between honest men and knaves on Wall Street remains fluid.
From Barron's
The waistband was high enough to give crush his lungs, but that didn't stop him recreating the video's fluid, technically-challenging choreography on stage.
From BBC
This situation remains fluid and developing, with legal challenges and international reactions continuing to evolve.
From Salon
The band then continues moving inward during the next fluid phase.
From Science Daily
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
