flu·id
(flōṓĭd)
[From Middle English, flowing, from Old French fluide, from Latin fluidus, from fluere, to flow.]
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.
- Changing or tending to change; variable: a fluid situation fraught with uncertainty.
- Characterized by or allowing social mobility: a fluid society.
- Convertible into cash: fluid assets.
derivatives
- flu·id́i·ty
- noun
- flúid·ly
- adverb