• (n.) A complex hydrocarbon, C14H10, found in coal tar, and obtained as a white crystalline substance with a bluish fluorescence.
CAS Number: 85-01-8. A crystalline, aromatic hydrocarbon of coal tar. Chemical formula = C14H10. Molecular weight = 178.22 g/mol.
(fә-nan´thrēn) a tricyclic aromatic hydrocarbon occurring in coal tar and isomeric with anthracene; it is toxic and carcinogenic.
Phe·nan'threne noun [ Phen yl + antr ac ene .] (Chemistry) A complex hydrocarbon, C 14 H 10 , found in coal tar, and obtained as a white crystalline substance with a bluish fluorescence. 
Type: Term Pronunciation: fĕ-nan′thrēn Definitions: 1. A compound isomeric with anthracene, derived from coal tar; a major component of steroids, as cyclopenta[α]phenanthrene. Used as a basis for the synthesis and nomenclature of various dyes and drugs.