actiniohematin

noun

ac·​tin·​i·​o·​he·​ma·​tin

ak-¦ti-nē-(ˌ)ō-ˈhē-mə-tən

plural -s

: a respiratory pigment obtained from a sea anemone (Actinia equina) and now considered to be a mixture of cytochromes

Word History

Etymology

actinio- + hematin

First Known Use

circa 1899, in the meaning defined above

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