flu·id | \ ˈflü-əd 
\
\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 openings — Technical 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
nounDefinition 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 \ adjective
\ adjectivefluidally \ ˈflü-ə-dᵊl-ē \ adverb
\ adverbfluidlike \ ˈflü-ə-dᵊl-ˌlīk \ adjective
\ adjective
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 The talks are fluid and may not result in a transaction, the people said.
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Yoolim Lee, Bloomberg.com, "SoftBank’s Son Presses Grab for Truce With Rival Gojek," 15 Oct. 2020 Rules of engagement have been fluid as Hollywood has struggled to reopen.
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Nardine Saad Staff Writer, Los Angeles Times, "COVID-19 leads Netflix to cancel ‘GLOW’ even though final season was underway," 5 Oct. 2020 But scheduling has been fluid since the pandemic began.
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oregonlive, "UO Ducks track team gets an early Christmas present Friday when the doors are thrown open at Hayward Field," 1 Oct. 2020 While acknowledging that decisions throughout college football are fluid, Hancock was optimistic that by the time of the first playoff rankings — Nov. 17 — some clarity could develop.
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Randy Johnson, Star Tribune, "As normalcy returns, ranking college football teams will be more difficult than ever," 25 Sep. 2020 The fluid structure and international reach make the El Jabao Organization significantly different from the vast and highly regimented Cuban-American mafia once headed by the late Jose Miguel Battle Sr.
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Mario Ariza, sun-sentinel.com, "El Jabao: The greatest Cuban crime syndicate you’ve never heard of.," 3 Oct. 2020 Last week, technicians worked on several vehicles of working-poor customers of the Lift Garage on E. Lake Street in Minneapolis that need tires, batteries, fluid changes and the like.
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Star Tribune, "How businesses, government agencies work together to update pollution-spewing older cars," 3 Oct. 2020 Hayes’ fluid style has drawn comparisons to former Warriors point guard D’Angelo Russell.
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Connor Letourneau, SFChronicle.com, "Warriors draft: Why Killian Hayes could be an intriguing option at No. 2," 2 Oct. 2020 Distant heart sounds could reflect pericardial effusion—fluid accumulating around the heart.
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Danielle Ofri, The New Yorker, "A Bellevue Doctor’s Pandemic Diary," 1 Oct. 2020 Recent Examples on the Web: Noun In response to the pandemic, Bibus said, one of their suppliers, Froggy's Fog, which makes fluid for fog-making machines, shifted production to sell hand sanitizer.
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Richard Chin, Star Tribune, "Twin Cities Halloween attractions switch to drive-through, drive-in or virtual haunts to be safe and scary," 13 Oct. 2020 The art of creating RPG combat systems lies in finding ways to make the flow seem fluid and the challenge approachable and fun, without ruining suspension of disbelief.
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Jim Salter, Ars Technica, "I played 15 hours of Baldur’s Gate 3 early access, and I want them back," 6 Oct. 2020 While this unctuous fluid has plenty of things in its favor, there is a dark side to it.
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Tim Macwelch/outdoor Life, Popular Science, "Bone broth will sustain you at home and in the wild. Here’s how to make it.," 5 Oct. 2020 These can damage blood vessels and allow fluid to seep into the lungs.
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Anna Wilde Mathews, WSJ, "Trump’s Covid-19 Treatment Seeks to Boost Immune Response," 5 Oct. 2020 But a case report published Thursday highlighted one extremely rare complication that occurred after one woman's coronavirus test: a brain fluid leak.
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Korin Miller, Health.com, "Woman Suffers Extremely Rare Brain Fluid Leak After Coronavirus Test—Here's What You Need to Know," 2 Oct. 2020 Following the clinical exam, the doctor may perform an ultrasound, which can help determine whether a lump is smooth or irregular, and solid or fluid-filled.
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Jenny Mccoy, Glamour, "What a Lump in Your Breast Could Mean (Besides Cancer)," 1 Oct. 2020 Tohidi, assistant professor of fire and fluid dynamics in the Department of Mechanical Engineering, is an expert in wildfire spread and spot fire ignition.
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Lauren Hernández, SFChronicle.com, "New SJSU wildfire research center seeks to improve forecasting tools to help California firefighters," 7 Sep. 2020 Staff members told the board that the limousine's brake system was corroded and that the brake line was crimped, which would have restricted amount of fluid able to flow to the right rear brake.
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Michael Hill, Star Tribune, "Feds fault operator, regulators in limo crash that killed 20," 29 Sep. 2020
See MoreThese 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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More Definitions for fluid
fluid
adjectiveEnglish 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
fluid
nounEnglish Language Learners Definition of fluid (Entry 2 of 2)
: a substance that is able to flow freely : a liquid substance
See the full definition for fluid in the English Language Learners Dictionary
fluid
adjectiveflu·id | \ ˈflü-əd \
\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
fluid
nounKids Definition of fluid (Entry 2 of 2)
: something that tends to flow and take the shape of its container
fluid
adjectiveflu·id | \ ˈflü-əd \
\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
nounMedical 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
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Time Traveler for fluid
The first known use of fluid was in 1603
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