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fluid - What does it mean?

Definition of 'fluid'

English

Noun

(wikipedia)
  • (physics) Any substance which can flow with relative ease, tends to assume the shape of its container, and obeys Bernoulli's principle; a liquid, gas or plasma.
  • * {{quote-magazine|date=2013-03
  • |author=Frank Fish, George Lauder |title=Not Just Going with the Flow |volume=101|issue=2|page=114 |magazine= citation |passage=An extreme version of vorticity is a vortex . The vortex is a spinning, cyclonic mass of fluid , which can be observed in the rotation of water going down a drain, as well as in smoke rings, tornados and hurricanes.}}

    Derived terms

    * amber fluid * brake fluid * fluid mechanics

    Adjective

    (en-adj)
  • (not comparable) Of or relating to fluid.
  • In a state of flux; subject to change.
  • * {{quote-magazine|date=2013-08-03|volume=408|issue=8847|magazine=(The Economist)
  • |title= Boundary problems |passage=Economics is a messy discipline: too fluid to be a science, too rigorous to be an art. Perhaps it is fitting that economists’ most-used metric, gross domestic product (GDP), is a tangle too. GDP measures the total value of output in an economic territory. Its apparent simplicity explains why it is scrutinised down to tenths of a percentage point every month.}}
  • Moving smoothly, or giving the impression of a liquid in motion.
  • (of an asset) Convertible into cash.