adj.
- Having relatively high resistance to flow.
- Viscid; sticky.
[Middle English, from Old French, from Late Latin viscōsus. See viscose.]
viscously vis'cous·ly adv.viscousness vis'cous·ness n.
The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.
