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fluid

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The definition of fluid is a person, thing or situation that moves or changes easily.

(adjective)

An example of fluid is a ballet dancer with flowing movements, called fluid movements.
An example of fluid is the cuttlefish's ability to change its' skin color depending on their background, called a fluid color change.

Fluid is defined as anything that can flow such as a liquid or gas.

(noun)

An example of a fluid is water.

See fluid in Webster's New World College Dictionary

adjective

that can flow; not solid; able to move and change shape without separating when under pressure
of a fluid or fluids
like a fluid; that can change rapidly or easily; not settled or fixed: fluid plans
marked by or using graceful movements
available for investment: fluid capital
available as cash: fluid assets

Origin: ME < L fluidus < fluere, to flow: see fluctuate

noun

any substance that can flow; liquid or gas
a liquid in the body

Related Forms:

fluidic adjective
fluidity noun or fluidness
fluidly adverb

See fluid in American Heritage Dictionary 4

noun

A continuous, amorphous substance whose molecules move freely past one another and that has the tendency to assume the shape of its container; a liquid or gas.

adjective

Of, relating to, or characteristic of a fluid.
Readily reshaped; pliable.
Smooth and flowing; graceful: the fluid motion of a cat.
a. Changing or tending to change; variable: a fluid situation fraught with uncertainty.
b. Characterized by or allowing social mobility: a fluid society.
Convertible into cash: fluid assets.

Origin:

Origin: From Middle English, flowing

Origin: , from Old French fluide

Origin: , from Latin fluidus

Origin: , from fluere, to flow; see bhleu- in Indo-European roots

Related Forms: