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
a reddish brown substance produced in a laboratory test for the presence of blood by reaction with glacial acetic acid and sodium chloride
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
noun
a reddish-brown chloride of heme; produced from hemoglobin in laboratory tests for the presence of blood
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Synonyms: protohemin
Antonyms: none provided
Broader terms: chloride
History
From Ancient Greek αἷμᾰ (haîmă, “blood”) + -in. By surface analysis, hem- + -in.
