fluidity

noun

flu·​id·​i·​ty flü-ˈi-də-tē How to pronounce fluidity (audio)
1
: the quality or state of being fluid
2
: the physical property of a substance that enables it to flow

Examples of fluidity in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
That fluidity extends to the fan experience. Ana Gutierrez, Austin American Statesman, 20 Mar. 2026 Uhlmann’s best work has often asked questions of identity and its fluidity. Grayson Haver Currin, Pitchfork, 17 Mar. 2026 Scenarios will serve them best when designed with fluidity, leading to accurate calculations around the effects of further potential reductions or losses in grant funding, changes in payor mix, changes in patient acuity, and other operational variables. Courtney McFarland, STAT, 17 Mar. 2026 Dalton was immobile in the blowout loss to Buffalo, and clearly, the Panthers wanted someone who could match, or at least simulate, starter Bryce Young’s fluidity in the pocket. Mike Kaye march 12, Charlotte Observer, 12 Mar. 2026 See All Example Sentences for fluidity

Word History

First Known Use

1603, in the meaning defined at sense 1

Time Traveler
The first known use of fluidity was in 1603

Browse Nearby Words

Cite this Entry

“Fluidity.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fluidity. Accessed 25 Mar. 2026.

Kids Definition

fluidity

noun
flu·​id·​i·​ty flü-ˈid-ət-ē How to pronounce fluidity (audio)
: the quality or state of being fluid

Medical Definition

fluidity

noun
flu·​id·​i·​ty flü-ˈid-ət-ē How to pronounce fluidity (audio)
plural fluidities
1
: the quality or state of being fluid
2
a
: the physical property of a substance that enables it to flow
b
: the reciprocal of viscosity

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