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.
Jacobson said there is still fluidity in the mayoral race, especially as voters continue to hang on to their ballots due to the volatility of the California gubernatorial race. Los Angeles Times, 13 May 2026 But the movie lacks fluidity; its fussily fragmented approach ultimately just leaves us with pieces that don’t add up to much. David Rooney, HollywoodReporter, 13 May 2026 While there was a sprinkling of back-to-the-land hippies in my town, the free love and sexuality fluidity of the 1960s hadn’t reached us. Jennifer Acker, PEOPLE, 8 May 2026 The spirited ensemble — most of whom sing and take small roles as well as dancing divinely — bring the fluidity and context that is usually provided by a live onstage band. Christopher Arnott, Hartford Courant, 3 May 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 20 May. 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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