Fluid definition

flo͝oĭd
Frequency:
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.
noun
15
7
Any substance that can flow; a gas or, esp., a liquid.
noun
8
2
Available for investment.

Fluid capital.

adjective
7
1
Marked by or using graceful movements.
adjective
5
1
A liquid in the body.
noun
4
1
Advertisement
Readily reshaped; pliable.
adjective
4
2
Of a fluid or fluids.
adjective
4
2
Like a fluid; that can change rapidly or easily; not settled or fixed.

Fluid plans.

adjective
4
2
Of, relating to, or characteristic of a fluid.
adjective
9
8
Smooth and flowing; graceful.

The fluid motion of a cat.

adjective
3
2
Advertisement
That can flow; not solid; able to move and change shape without separating when under pressure.
adjective
3
2
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.
3
2
Available as cash.

Fluid assets.

adjective
2
1
The definition of fluid is a person, thing or situation that moves or changes easily.

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.

adjective
1
0
Fluid is defined as anything that can flow such as a liquid or gas.

An example of a fluid is water.

noun
0
0
Advertisement
Convertible into cash.

Fluid assets.

adjective
0
0
Changing or tending to change; variable.

A fluid situation fraught with uncertainty.

adjective
0
0
Characterized by or allowing social mobility.

A fluid society.

adjective
0
0

Other Word Forms

Noun

Singular:
fluid
Plural:
fluids

Origin of fluid

  • From Middle English flowing from Old French fluide from Latin fluidus from fluere to flow bhleu- in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition