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amino

[uh-mee-noh, am-uh-noh]
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adjective Chemistry.
  1. containing the amino group.
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Origin of amino

First recorded in 1900–05; independent use of amino-

amino-

  1. a combining form used in the names of chemical compounds in which the amino group is present: aminobenzene.
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Also -amine; especially before a vowel, amin-.

Origin of amino-

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for amino

amino

noun
  1. (modifier) of, consisting of, or containing the group of atoms -NH 2amino group or radical; amino acid
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amino-

combining form
  1. indicating the presence of an amino groupaminobenzoic acid
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Word Origin

from amine
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for amino

amino-

1887, as an element in compound words involving chemicals, from comb. form of amine. Amino acid is attested from 1898.

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Online Etymology Dictionary, © 2010 Douglas Harper

amino in Medicine

amino

(ə-mēnō, ămə-nō′)
adj.
  1. Relating to an amine or other compound containing an NH2 group combined with a nonacid organic radical.
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amino-

pref.
  1. Containing the radical NH2 combined with a nonacid organic radical:aminobenzoic acid.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

amino in Science

amino

[ə-mēnō, ămə-nō′]
  1. Relating to an amine or other chemical compound that contains the group NH2.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.