Adjective fluid has 5 senses
- fluid, unstable - subject to change; variable; "a fluid situation fraught with uncertainty"; "everything was unstable following the coup"
Antonym: unchangeable (indirect, via changeable)
- fluid, runny - characteristic of a fluid; capable of flowing and easily changing shape
Antonym: gaseous (indirect, via solid, liquid)
Antonym: solid (indirect, via liquid, gaseous)
- flowing, fluent, fluid, liquid, smooth - smooth and unconstrained in movement; "a long, smooth stride"; "the fluid motion of a cat"; "the liquid grace of a ballerina"; "liquid prose"
Antonym: awkward (indirect, via graceful)
- fluid, liquid - in cash or easily convertible to cash; "liquid (or fluid) assets"
Antonym: nondisposable (indirect, via disposable)
- fluid, mobile - affording change (especially in social status); "Britain is not a truly fluid society"; "upwardly mobile"
Antonym: unchangeable (indirect, via changeable)
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Noun fluid has 2 senses
- fluid - a substance that is fluid at room temperature and pressure
--1 is a kind of substance, matter
--1 has particulars: coolant; filtrate; liquid
- fluid - a continuous amorphous substance that tends to flow and to conform to the outline of its container: a liquid or a gas
--2 is a kind of substance, matter
--2 has particulars: gas; ichor; liquid
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