flu·id·i·ty | \flü-ˈi-də-tē \

Definition of fluidity 

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

There’s a fluidity to Donald and Billy Dee’s [portrayal of Lando’s] sexuality. Alexia Fernandez, PEOPLE.com, "Solo: A Star Wars Story," 17 May 2018 There’s a terrifying fluidity to some of his combat moves. Conor Orr, SI.com, "2019 NFL Draft Big Board Building," 1 May 2018 From there, the midfield and forwards could offer a little more fluidity within the lineup. Charlie Hatch, Cincinnati.com, "FC Cincinnati keeping options open regarding starting lineup ahead of Indy Eleven," 27 Mar. 2018 There's a big reason why the LGBTQIA+ acronym keeps growing, and that's because people are beginning to understand the complex fluidity of sexuality. Alison Caporimo, Seventeen, "Am I Demisexual?," 2 July 2018 Goodman praised the lifts and the dance’s fluidity. Hal Boedeker, OrlandoSentinel.com, "'Dancing With the Stars: Athletes': Down to final three," 14 May 2018 There’s a lot more fluidity and liquidity in the (offseason trade) market. Richard Morin, azcentral, "Arizona Coyotes offseason begins with four key questions," 11 Apr. 2018 The whole thing felt like a sentimental trip to someplace that doesn’t exist anymore, out of touch with the female empowerment, gender fluidity and body positivity that have been making waves on the runways this week. Booth Moore, The Hollywood Reporter, "Carolina Herrera Says Farewell; Ralph Lauren Says...Ahoy?," 13 Feb. 2018 So, the new logo no longer makes assumptions about what a woman's body looks like, and instead uses an 'E' that has four bars instead of three to represent the idea of fluidity. refinery29.com, "Queer Women's Most Popular Dating App Has A Fresh New Look," 31 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'fluidity.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of fluidity

1603, in the meaning defined at sense 1

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Statistics for fluidity

Last Updated

9 Oct 2018

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Time Traveler for fluidity

The first known use of fluidity was in 1603

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More Definitions for fluidity


flu·id·i·ty | \flü-ˈid-ət-ē \
plural fluidities

Medical Definition of fluidity 

1 : the quality or state of being fluid

2a : the physical property of a substance that enables it to flow

b : the reciprocal of viscosity

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Comments on fluidity

What made you want to look up fluidity? Please tell us where you read or heard it (including the quote, if possible).


evasion of direct action or statement

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