Pronunciation: (ad-hē'siv, -ziv),[key] —adj. 1. coated with glue, paste, mastic, or other sticky substance: adhesive bandages. 2. sticking fast; sticky; clinging.
3. Physics.of or pertaining to the molecular force that exists in the area of contact between unlike bodies and that acts to unite them.
—n. 1. a substance that causes something to adhere, as glue or rubber cement.
2. See adhesive tape. 3. Philately.a postage stamp with a gummed back, as distinguished from one embossed or printed on an envelope or card.