muco-, muc-, muci-, mucin- +

(Latin: mucus, mucous, or mucosa; a viscid, slippery, slime secretion of the mucous membranes; related to mucor, "mold, moldiness")

A mucin whose carbohydrate groups contain a sialic acid.

A mucin refers to any of a group of glycoproteins found especially in the secretions of mucous membranes.

Tissue situated under a mucous membrane.