MUREXAN
Mu*rex"an, n. Etym: [From Murexide.] (Chem.)
Definition: 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.
Source: Webster’s Unabridged Dictionary 1913 Edition
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21 April 2025
ENCYCLOPEDIA
(noun) a reference work (often in several volumes) containing articles on various topics (often arranged in alphabetical order) dealing with the entire range of human knowledge or with some particular specialty
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