phenoxazine

noun

phen·​ox·​azine

(ˈ)fēn,

(ˈ)fen+

: a crystalline compound C₁₂H₉NO that is analogous in structure to phenothiazine with oxygen in place of sulfur and that is the parent of oxazine dyes (as gallocyanine)

Word History

Etymology

International Scientific Vocabulary phen- + oxazine

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