n. (also heme) a non-protein compound containing iron, and responsible for the red colour of haemoglobin.
Etymology: Gk haima blood or f. HAEMOGLOBIN

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a complex red organic pigment containing iron and other atoms to which oxygen binds
Syn: ↑heme, ↑hematin, ↑haemitin, ↑protoheme
Hypernyms: ↑pigment
Substance Holonyms: ↑hemoglobin, ↑haemoglobin, ↑Hb, ↑myoglobin, ↑cytochrome

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variant of heme

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haem noun
(also hem and heme) the pigment combined with the protein (globin) in haemoglobin
• • •
Main Entry:haem-

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haem «hehm», noun.
= hematin. (Cf.hematin)
combining form. the form of haema- (Cf.haema-) before vowels, as in haemal.

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n. British spelling of heme

Useful english dictionary. 2012.

Look at other dictionaries:

  • haem... — haem..., Haem... vgl. ↑hämo..., Hämo …   Das große Fremdwörterbuch

  • haem — haem·or·rha·gia; haem·a·to·branch·i·ate; …   English syllables

  • haem — noun The component of haemoglobin responsible for binding oxygen, consists of an iron ion that binds oxygen and a porphyrin ring that binds the globin molecules; one molecule binds one molecule of oxygen. Haem is ubiquitous, abundant and… …   Wiktionary

  • Haem — Strukturformel von Häm a. Strukturformel von Häm b …   Deutsch Wikipedia

  • haem — chiefly British variant of heme …   New Collegiate Dictionary

  • haem- — or haemo chiefly British variant of hem …   New Collegiate Dictionary

  • haem- — prefix relating to blood. Spelt hem in American so all listings below may also occur in that fashion …   Dictionary of ichthyology

  • haem — for words not found here see hemhaemocoele see hemocoel …   Dictionary of invertebrate zoology

  • haem — (= heme (USA) ) Compounds of iron complexed in a porphyrin (tetrapyrrole) ring that differ in side chain composition. Haems are the prosthetic groups of cytochromes and are found in most oxygen carrier proteins …   Dictionary of molecular biology

  • haem- — Chiefly Brit. var. of hem : haemangioma. * * * …   Universalium

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