fluid

adjective
flu·​id | \ ˈflü-əd How to pronounce fluid (audio) \

Definition of fluid

 (Entry 1 of 2)

1a : having particles that easily move and change their relative position without a separation of the mass and that easily yield to pressure : capable of flowing a long screw that forces the fluid chocolate through fine openingsTechnical Survey
b : subject to change or movement boundaries became fluid
2 : characterized by or employing a smooth easy style the ballerina's fluid movements fluid recitation of his lines
3a : available for various uses a fluid computer program
b : liquid sense 4 fluid assets

fluid

noun

Definition of fluid (Entry 2 of 2)

: a substance (such as a liquid or gas) tending to flow or conform to the outline of its container

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Other Words from fluid

Adjective

fluidly adverb
fluidness noun

Noun

fluidal \ ˈflü-​ə-​dᵊl How to pronounce fluid (audio) \ adjective
fluidally \ ˈflü-​ə-​dᵊl-​ē How to pronounce fluid (audio) \ adverb
fluidlike \ ˈflü-​ə-​dᵊl-​ˌlīk How to pronounce fluid (audio) \ adjective

Synonyms & Antonyms for fluid

Synonyms: Adjective

Antonyms: Adjective

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Examples of fluid in a Sentence

Adjective a substance in a fluid state warm the jam until it is fluid, then spread it over the cake Noun Please check the fluids in the car's engine. She needs to drink plenty of fluids. Fluid leaked from the car's engine. a bottle of yellow fluid
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Recent Examples on the Web: Adjective Though Wiseman’s specific role will remain fluid, he is expected to focus on running the floor, catching lobs, executing pick-and-rolls and playing positional defense. Connor Letourneau, San Francisco Chronicle, 18 Oct. 2021 Later, the voice that Anderson would use in her art performances — that distinctive blend of casual and formal, fluid and halting, warm and cold — was a combination of her parents’ voices. New York Times, 6 Oct. 2021 The situation is fluid and changes from facility to facility and day by day, if not hour by hour, health care officials said this week. Zaz Hollander, Anchorage Daily News, 4 Oct. 2021 The situation is fluid and changing, the sources said, and there does not appear to be a connection to terrorism. CBS News, 24 Sep. 2021 For TikTok users, the sound is fluid and versatile and can be used in creating different kinds of content. Nelson C.j., Rolling Stone, 24 Sep. 2021 But, still, as with the pandemic, much remains fluid. Ira Winderman, sun-sentinel.com, 21 Sep. 2021 Capitol Hill staffers say the bill remains fluid and provisions could still be cut, added or modified. Justin Elliott, ProPublica, 21 Sep. 2021 Real-time cutscenes naturally enable more fluid and seamless transitions between cinematic sequences and gameplay, which enables players to become more deeply invested in the story being told. Barry Jenkins, Forbes, 17 Sep. 2021 Recent Examples on the Web: Noun The Hong Kong media scene remains low-margin, fluid and politically influenced. Patrick Frater, Variety, 7 Oct. 2021 Casual contact with a person with rabies or contact with non-infectious fluid or tissue is not associated with risk for infection. Julia Musto, Fox News, 30 Sep. 2021 Friends and family members said Mohl was a dedicated Costco store member and regularly dropped off cases of drinks, washer fluid and other items to family and friends. Jesse Leavenworth, courant.com, 9 Sep. 2021 The Department of Corrections' internal report does not say anything about Weston's history of drinking cleaning fluid or his work as a janitor. Gina Barton, Milwaukee Journal Sentinel, 23 Aug. 2021 In Indiana, abuse or battery involves touching another person rudely or angrily and/or placing any bodily fluid or waste on another person. Holly V. Hays, The Indianapolis Star, 16 July 2021 People born in 1997 or later are also four times as likely to identify as trans, nonbinary gender fluid or a designation other than male and female. Elizabeth Elkind, CBS News, 15 June 2021 During France’s second lockdown, the Belgian-French choreographer realized this complex sequence of fluid, interlacing movements for nine dancers inspired by the crests and troughs of the ocean. Liam Freeman, Vogue, 28 Sep. 2021 Normally these tissues have a small amount of fluid for lubrication, says Dr. Montero, which gets reabsorbed by your lymphatic system. Jessie Van Amburg, Health.com, 20 Sep. 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'fluid.' 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 fluid

Adjective

1603, in the meaning defined at sense 1a

Noun

1661, in the meaning defined above

History and Etymology for fluid

Adjective and Noun

French or Latin; French fluide, from Latin fluidus, from fluere to flow; akin to Greek phlyzein to boil over

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Dictionary Entries Near fluid

fluible

fluid

fluidal texture

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Statistics for fluid

Last Updated

21 Oct 2021

Cite this Entry

“Fluid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fluid. Accessed 22 Oct. 2021.

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More Definitions for fluid

fluid

adjective

English Language Learners Definition of fluid

 (Entry 1 of 2)

: capable of flowing freely like water
used to describe something that can change easily or that changes often
: having or showing a smooth and easy style : graceful

fluid

noun

English Language Learners Definition of fluid (Entry 2 of 2)

: a substance that is able to flow freely : a liquid substance

fluid

adjective
flu·​id | \ ˈflü-əd How to pronounce fluid (audio) \

Kids Definition of fluid

 (Entry 1 of 2)

1 : capable of flowing like a liquid or gas fluid lava
2 : having a graceful or flowing style or appearance a dancer's fluid movement

Other Words from fluid

fluidly adverb

fluid

noun

Kids Definition of fluid (Entry 2 of 2)

: something that tends to flow and take the shape of its container

fluid

adjective
flu·​id | \ ˈflü-əd How to pronounce fluid (audio) \

Medical Definition of fluid

 (Entry 1 of 2)

: having particles that easily move and change their relative position without a separation of the mass and that easily yield to pressure : capable of flowing

fluid

noun

Medical Definition of fluid (Entry 2 of 2)

: a substance (as a liquid or gas) tending to flow or conform to the outline of its container specifically : one in the body of an animal or plant — see cerebrospinal fluid, seminal fluid

More from Merriam-Webster on fluid

Nglish: Translation of fluid for Spanish Speakers

Britannica English: Translation of fluid for Arabic Speakers

Britannica.com: Encyclopedia article about fluid

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