: a compound containing the NH group that is derived from ammonia by replacement of two hydrogen atoms by a metal or an equivalent of acid groups compare amide

Word History

Etymology

borrowed from French, altered from amide amide

Note: The term was introduced by the French chemist August Laurent (1807-53) in "Sur la Benzoyle et la Benzimide," Annales de chimie et de physique, tome 59ème (1835), p. 400.

First Known Use

1857, in the meaning defined above

Time Traveler
The first known use of imide was in 1857

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Cite this Entry

“Imide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/imide. Accessed 7 Jul. 2026.

Medical Definition

: a compound containing the NH group that is derived from ammonia by replacement of two hydrogen atoms by a metal or an equivalent of acid radicals compare amide

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