keroid noun 3adjective 1forms 1 noun3 •A thick overgrowth of tissue on severe burns.The keroid formation at the burn site could be avoided after the prompt first aid and the appropriate treatment including application of HFB-jelly. — 1992 •Thick horn-like scar tissue.Analogous situations include the formation of keroids after surgery and atherosclerotic plaques after vascular injury. — 2004 •A kerosene dispersion of carbon black for spraying tires before vulcanization to obtain high gloss and to facilitate removal from the mold.The greatest quantity of casein goes to the manufacture of plastic substances like galalith, galakerit, keroid, proteolith, and others. — 1937 adjective1 •Horn-like; keratinous.The effect of histamine on growth of cultured fibroblasts isolated from normal and keroid tissue. — 1992 formskeroids