English Explanatory Dictionary

heme

English dictionary entry

Meanings

noun
  1. The component of hemoglobin (and other hemoproteins) responsible for binding oxygen. It consists of an iron ion that binds oxygen and a porphyrin ring that binds the globin molecules; one molecule binds one molecule of oxygen.

Pronunciation

/hiːm/ LL-Q1860 (eng)-Vealhurl-heme.wav

Word forms

heme hemes haem haeme

Etymology

Back-formation from hemoglobin.

Related words

hemoglobin bilirubin red blood cell

Derived words

decaheme deoxyheme diheme ferriheme ferroheme hemelike hemeprotein hemic monoheme multiheme nonheme octaheme oxyheme protoheme sulfheme tetraheme triheme undecaheme
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