(informal) Abbreviation of Pepto-Bismol.

(trademark) A brand of medicine claimed to be effective against nausea, heartburn, indigestion, upset stomach and diarrhea, and having a bright pink color.

(trademark) Alternative form of Pepto-Bismol

(biochemistry) Any water-soluble mixture of polypeptides and amino acids formed by the partial hydrolysis of protein.

plural of peptone

(biochemistry, very rare) A sequence of amino acids that has never been found in any protein in any species; some of these sequences may be incompatible with life.

plural of peptoprime

(biochemistry) Producing peptones or pepsin / (medicine) Aiding digestion

plural of peptoid

(organic chemistry) Any of a class of peptide analogues, many of which are peptidomimetic, that have alkyl side chains attached to some of the nitrogen atoms of glycine residues