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- Dictionaryfluid/ˈfluːɪd/
noun
- 1. a substance that has no fixed shape and yields easily to external pressure; a gas or (especially) a liquid: "body fluids"
adjective
- 1. (of a substance) able to flow easily: "the paint is more fluid than tube watercolours" Similar Opposite
- 2. (of a clutch or coupling) using a liquid to transmit power.
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FLUID definition: 1. a substance that flows and is not solid: 2. smooth and continuous: 3. If situations, ideas, or…. Learn more.
The meaning of FLUID is 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. How to use fluid in a sentence.
A state of matter, such as liquid or gas, in which the component particles (generally molecules) can move past one another. Fluids flow easily and conform to the shape of their containers.
1. variable noun. A fluid is a liquid. [formal] The blood vessels may leak fluid, which distorts vision. Make sure that you drink plenty of fluids. ...fluid retention. Synonyms: liquid, solution, juice, liquor More Synonyms of fluid. 2. adjective. Fluid movements or lines or designs are smooth and graceful.
In physics, a fluid is a liquid, gas, or other material that may continuously move and deform ( flow) under an applied shear stress, or external force. [1] . They have zero shear modulus, or, in simpler terms, are substances which cannot resist any shear force applied to them.
A liquid is a fluid — something that flows easily when poured — although gases can also be called fluid. When your doctor told you to drink lots of fluids to help your cold symptoms, she probably meant things like water or orange juice, not root beer floats.
A substance, such as air or water, in which the atoms or molecules can freely move past one another. Fluids flow easily and take on the shape of their containers. All liquids and gases are fluids.
