FLUID Synonyms: 193 Similar and Opposite Words

fluid

adjective

ˈflü-əd

Definition of fluid

as in liquid

capable of moving like a liquid warm the jam until it is fluid, then spread it over the cake

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

as in adjustable

capable of being readily changed the script is still fluid at this point, so be prepared for last-minute rewrites

Synonyms & Similar Words

Antonyms & Near Antonyms

as in smooth

involving minimal difficulty or effort the dance looked smooth and fluid, though backstage we could see the dancer gasping for breath and sweating from the effort

Synonyms & Similar Words

Antonyms & Near Antonyms

as in volatile

likely to change frequently, suddenly, or unexpectedly his arrival plans are fluid, so expect him anytime

Synonyms & Similar Words

Antonyms & Near Antonyms

Example Sentences

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.

Recent Examples of fluid Essentially a form of computational fluid dynamics, the simulation divides the flow passages into a very large number of tiny regions and calculates things such as velocity, pressure, turbulence, and temperature throughout the component. — Christopher McFadden, Interesting Engineering, 29 Aug. 2026 Four humble ingredients come together inside a tortilla to make something transcendent — melty, fluid, fleetingly crunchy, soft, toothsome, rich and filling. — Los Angeles Times, 28 Aug. 2026 The fluid, creamy formula offers medium, buildable coverage for imperfections that still leaves skin looking like skin. — Conçetta Ciarlo, Vogue, 28 Aug. 2026 As fluid losses increase, the volume of blood circulating through the body can fall, the heart rate rises, and the work of fighting fires feels harder. — Julian L. Gallegos, The Conversation, 27 Aug. 2026 See All Example Sentences for fluid

Recent Examples of Synonyms for fluid

Adjective

Conventional liquid cooling needs pumps, tubing, and reservoirs, which can consume space and add weight.

— Aamir Khollam, Interesting Engineering, 28 Aug. 2026
But globs of liquid mercury worked just fine to show the melting shards coming together, even though its toxicity meant the special effects crew had to wear protective gear over the two-day shoot.

— ArsTechnica, ArsTechnica, 28 Aug. 2026

Definition of liquid

Adjective

This baby-pink maxi has an adjustable neck strap and cascading ruffles along the bottom.

— Eva Thomas, InStyle, 30 Aug. 2026
Pressure-relieving foam sits atop a section of supportive microcoils with a durable foam border and adjustable responsive air chambers, ensuring a personalized balance of comfort and stability.

— V BRAND STORIES, Forbes.com, 28 Aug. 2026

Definition of adjustable

Adjective

One wild card for inflation has been oil prices, which have been volatile due to uncertainty about the war in Iran.

— ABC News, ABC News, 28 Aug. 2026
Citadel’s stock transactions are giving investors a glimpse of how Griffin is navigating an increasingly volatile market.

— Miami Herald, Miami Herald, 28 Aug. 2026

Definition of volatile

Adjective

Layers are everywhere in 2026, but this time the haircut is being imagined as less edgy and a bit softer—more flowing, more subtle.

— Lucy Binder, Glamour, 30 Aug. 2026
My ‘Harmony’ massage is inspired by Lomi Lomi—a traditional Hawaiian healing technique known for its continuous, flowing strokes.

— Condé Nast, Condé Nast Traveler, 22 Aug. 2026

Definition of flowing

Adjective

The obvious comparison with Anthony Gordon has been made by pundits and there are parallels with the adaptable forward Newcastle sold to Barcelona in May for up to €80million.

— Chris Waugh, New York Times, 1 Sep. 2026
Whether dressed up with a blazer or kept casual with a tank top, jorts are adaptable, which is a major part of their appeal.

— BestReviews, Chicago Tribune, 31 Aug. 2026

Definition of adaptable

Adjective

Researchers from Tohoku University in Japan and VISTEC in Thailand say the approach could help robots move more effectively through unpredictable terrain.

— Jijo Malayil, Interesting Engineering, 28 Aug. 2026
Prolific and versatile, Richard Linklater has been one of the most joyously unpredictable filmmakers for more than 35 years.

— Mark Olsen, Los Angeles Times, 27 Aug. 2026

Definition of unpredictable

Browse Nearby Words

fluffy

fluid

fluke

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Cite this Entry

Style

“Fluid.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/fluid. Accessed 4 Sep. 2026.

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Synonyms of fluid

adjective

Example Sentences

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