histidin

histidine

[his-ti-deen, -din]
noun Biochemistry.
an essential amino acid, C 3 H 3 N 2 CH 2 CH(NH 2 )COOH, that is a constituent of proteins and is important as the iron-binding site in hemoglobin. Abbreviation: His; Symbol: H
Also, histidin [his-ti-din] .


Origin:
1895–1900; hist- + -id3 + -ine2

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Collins
World English Dictionary
histidine (ˈhɪstɪˌdiːn, -dɪn)
 
n
a nonessential amino acid that occurs in most proteins: a precursor of histamine

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Medical Dictionary

histidine his·ti·dine (hĭs'tĭ-dēn', -dĭn)
n.
Abbr. His
An amino acid that is essential for tissue growth and repair.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
histidine   (hĭs'tĭ-dēn')  Pronunciation Key 
An amino acid that is essential for children but not for adults. Chemical formula: C6H9N3O2.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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