adj
viscous
VIHS-kuhs
adj
1
Thick and sticky, flowing slowly rather than freely.
"The syrup was too viscous to pour easily in the cold kitchen."
How to Use Viscous
Learner’s notesIn plain EnglishThick and slow-flowing, like honey or syrup.
Common pairings
a viscous liquid
viscous fluid
Word Forms
more viscous comparative, most viscous superlative
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Etymology
From Late Latin viscosus, from Latin viscum, "birdlime," a sticky substance made from plants.