- any of a class of compounds derived from ammonia by replacement of one or more hydrogen atoms with organic groups.
Origin of amine
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- an organic base formed by replacing one or more of the hydrogen atoms of ammonia by organic groups
C19: from am (monium) + -ine ²
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 aminity
Online Etymology Dictionary, © 2010 Douglas Harper
- Any of a group of organic compounds of nitrogen that may be considered ammonia derivatives in which one or more hydrogen atoms have been replaced by one or more hydrocarbon radicals.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
- Any of a group of organic compounds that may be considered derivatives of ammonia (NH3) in which one or more hydrogen atoms have been replaced by a hydrocarbon radical. In aniline (C6H5NH2), for example, one hydrogen atom has been replaced by a phenyl group (C6H5). Amines are produced by the decay of organic matter.
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