English Dictionary

fluid

/ˈfluːɪd/

noun

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. / A liquid (as opposed to a solid or gas).

The fluid in the bottle was clear and odorless.

意味（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.

意味（2）

A liquid (as opposed to a solid or gas).

fluid inclusion Petrology, a tiny fluid- or gas-filled cavity in an igneous rock. 1-100 micrometers in diameter, formed by the entrapment of a fluid, typically that from which the rock crystallized.

意味（3）

(specifically, medicine, colloquial, typically in the plural) Intravenous fluids.