Meaning & use

fluid

adjective·Academic

Able to flow easily, or changing readily and smoothly rather than staying fixed.

See it in a sentence

Her fluid dance movements made the entire routine look effortless and graceful.

The company's plans remain fluid and could change depending on next quarter's sales.

A note on using this word

Fluid describes both physical flow (a fluid motion) and abstract flexibility (a fluid situation, a fluid schedule).

Words with a similar meaning

flowingadaptablechangeable

Choose a synonym to suit the sentence. Meanings can overlap without being identical.

Words with an opposite meaning

rigidfixed

Another way to use it

2. noun

A substance, such as a liquid or gas, that flows and takes the shape of its container.

Drink plenty of fluids when you have a fever to stay properly hydrated.

Make it your own

Write a sentence using “fluid”, then compare your use with the examples above.

Your draft stays on this page and is not sent anywhere.