Meaning & use

viscous

adjective·Advanced

Describing a liquid that is thick, sticky, and resistant to flowing freely.

See it in a sentence

The honey was so viscous it barely dripped off the spoon.

Engineers measured how viscous the oil became at low temperatures.

A note on using this word

Viscous describes a liquid's resistance to flow; the related noun is 'viscosity,' commonly used in science and engineering.

Words with a similar meaning

thicksyrupy

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

Words with an opposite meaning

thinrunny

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