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fluid

Pronunciation: /ˈfluːɪd/

Translate fluid | into French | into German | into Italian | into Spanish
Definition of fluid

noun

  • a substance that has no fixed shape and yields easily to external pressure; a gas or (especially) a liquid:body fluids [mass noun]:a bottle of cleaning fluid

adjective

  • 1(of a substance) able to flow easily:the paint is more fluid than tube watercolours
  • smoothly elegant or graceful:her movements were fluid and beautiful to watch
  • not settled or stable; likely or able to change:our plans are still fluid the fluid political situation of the 1930s
  • 2(of a clutch or coupling) using a liquid to transmit power.

Derivatives

fluidity

Pronunciation: /-ˈɪdɪti/

noun

fluidly

adverb

Origin:

late Middle English (as an adjective): from French fluide or Latin fluidus, from fluere 'to flow'

fluid in other Oxford dictionaries

Definition of fluid in the US English dictionary