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

1900–05; independent use of amino- Unabridged


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

amine + -o- Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To amino
World English Dictionary
amino (əˈmaɪnəʊ, -ˈmiː-)
(modifier) of, consisting of, or containing the group of atoms -NH2: amino group or radical; amino acid

combining form
indicating the presence of an amino group: aminobenzoic acid
[from amine]

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
Word Origin & History

1887, in compound words involving chemicals, from amine (1863) "chemical compound formed from ammonia" (q.v.). Amino acid is attested from 1898.
Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
American Heritage
Medical Dictionary

amino a·mi·no (ə-mē'nō, ām'ə-nō')
Relating to an amine or other compound containing an NH2 group combined with a nonacid organic radical.

amino- pref.
Containing the radical NH2 combined with a nonacid organic radical: aminobenzoic acid.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source
American Heritage
Science Dictionary
amino   (ə-mē'nō, ām'ə-nō')  Pronunciation Key 
Relating to an amine or other chemical compound that contains the group NH2.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
Example sentences
It is a complete amino acid and is unusually high in protein for a seed.
It's a fact that asparagus, a member of the lily family, contains the sulfurous
  amino acid methionine.
Proteins are made up of amino acids, some that are attracted to water, others
  that are repelled by water.
They re-supply the body with carbohydrates, usually antioxidants and sometimes
  amino acids and caffeine.
Copyright © 2014, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature