fluid
//ˈfluːɪd//
Forms
- Plural
- fluids
- Comparative
- more fluid
- Superlative
- most fluid
Definitions
1.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.
- 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.
2.A liquid (as opposed to a solid or gas).
- The Doctor: Get a good night's sleep and drink plenty of fluids. / Kes: Fluids? / The Doctor: Everybody should drink plenty of fluids.
- The choke manifold then expels the fluid or gas to the gas buster or a panic line. The panic line will then either send the fluid or gas to the reserve pit or a flare stack or flare tank.
3.Intravenous fluids.(colloquial)
1.In a state of flux; subject to change.
2.Moving smoothly, or giving the impression of a liquid in motion.
- Tom of the fluid pelvis, undulating about the living room in defiance of Michael's taboo on sensuality.
3.Convertible into cash.
4.Of or relating to fluid.
Frequency
Overall
Rare· #4168
By learning goal
- Everyday conversation
- Rare
- General reading & writing
- Rare
- Academic
- Rare
- Literature
- Rare
Etymology
Etymology tree
Proto-Indo-European *bʰel-der.
Proto-Indo-European *bʰlewH-der.
Proto-Indo-European *bʰluH-yé-ti?
Latin fluō
Proto-Indo-European *dʰeh₁-der.
Proto-Italic *-iðos
Latin -idus
Latin fluidusder.
Middle English fluid
English fluid