from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A compound derived from ammonia and containing the bivalent NH group combined with a bivalent acid group or two monovalent acid groups.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. a form of amide in which the nitrogen atom is attached to two carbonyl groups - R1CONHCOR2
from the GNU version of the Collaborative International Dictionary of English
- n. A compound with, or derivative of, the imido group; specif., a compound of one or more acid radicals with the imido group, or with a monamine; hence, also, a derivative of ammonia, in which two atoms of hydrogen have been replaced by divalent basic or acid radicals; -- frequently used as a combining form.
from The Century Dictionary and Cyclopedia
- n. In chem., a substituted ammonia in which two hydrogen atoms of ammonia are replaced by a bivalent acid radical, and the whole acts as a monobasic acid. An imide therefore contains the group NH, as carbimide, CO.NH.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. any of a class of organic compounds that contain the divalent radical -CONHCO-
Alteration of amide.(American Heritage® Dictionary of the English Language, Fourth Edition)