murexan Meaning, Definition & Usage

Mu*rex"an noun

Etymology

From Murexide.

Definitions

1. (Chem.) A complex nitrogenous substance obtained from murexide, alloxantin, and other ureids, as a white, or yellowish, crystalline which turns red on exposure to the air; -- called also uramil, dialuramide, and formerly purpuric acid.