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viscous

[ vis-kuhs ]
/ ˈvɪs kəs /
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See synonyms for: viscous / viscousness on Thesaurus.com

adjective
of a glutinous nature or consistency; sticky; thick; adhesive.
having the property of viscosity.
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Also viscose.

Origin of viscous

1350–1400; Middle English <Late Latin viscōsus, equivalent to Latin visc(um) mistletoe, birdlime (made with mistletoe berries) + -ōsus-ous

OTHER WORDS FROM viscous

vis·cous·ly, adverbvis·cous·ness, nounhy·per·vis·cous, adjectivepseu·do·vis·cous, adjective

WORDS THAT MAY BE CONFUSED WITH viscous

vicious, viscose, viscous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use viscous in a sentence

British Dictionary definitions for viscous

viscous

viscose

/ (ˈvɪskəs) /

adjective
(of liquids) thick and sticky; viscid
having or involving viscosity

Derived forms of viscous

viscously, adverbviscousness, noun

Word Origin for viscous

C14: from Late Latin viscōsus; see viscose
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for viscous

viscous
[ vĭskəs ]

Having relatively high resistance to flow (high viscosity).
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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