viscous.
Having a thick, sticky consistency between solid and liquid (that is, a high viscosity).
Meaning & usage
Having a thick, sticky consistency between solid and liquid (that is, a high viscosity).
Of or pertaining to viscosity.
viscous coefficient
Where this word comes from
First attested in 1605. Borrowed from Middle French visqueux and Late Latin viscōsus, from Latin viscum (“birdlime”). Doublet of viscose.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.