Added 10 October 2026
viscous
/ˈvɪs.kəs/ adjective
Latin root: viscōsus First recorded: 1605 Wiktionary
adjective Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about viscous at Wordnik → Where our words come from →
- Having a relatively high resistance to flow.
- Having the sticky properties of an adhesive.
Origin
First attested in 1605. Borrowed from Middle French visqueux and Late Latin viscōsus, from Latin viscum (“birdlime”). Doublet of viscose.
From Wiktionary, via Kaikki.org (CC BY-SA)