- having a cohesive and sticky fluid consistency; viscous
- covered with a viscid substance
Origin of viscidLate Latin viscidus, sticky from Classical Latin viscum, birdlime: see viscous
- Thick and adhesive. Used of a fluid.
- Covered with a sticky or clammy coating.
Origin of viscidLate Latin viscidus from Latin viscum mistletoe, birdlime made from mistletoe berries
- vis·cid′i·ty vis′cid·ness
(comparative more viscid, superlative most viscid)
In everyday usage, much less common than viscous, with which it is roughly interchangeable. In careful usage, viscous is more often used for fluid flow, like honey, while viscid is used for a squishy, slimy feel of more solid substances, like mayonnaise.