Standard Lemma guide
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
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noun
Hemoglobin with iron in ferric state.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
Topics: biochemistry, biology, chemistry, microbiology, natural-sciences, physical-sciences
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
noun
Hemin.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
Topics: biochemistry, biology, chemistry, microbiology, natural-sciences, physical-sciences
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
noun
a complex red organic pigment containing iron and other atoms to which oxygen binds
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Synonyms: heme, haem, haemitin, protoheme
Antonyms: none provided
Broader terms: pigment
History
From Ancient Greek αἷμᾰ (haîmă, “blood”) + -in. By surface analysis, hemat- + -in.
