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lactam

[ lak-tam ]

noun

, Chemistry.
  1. any of a group of cyclic amides characterized by the NHCO group, derived from aminocarboxylic acids by the intramolecular elimination of water from the amino and carboxylic groups.


lactam

/ ˈlæktæm /

noun

  1. chem any of a group of inner amides, derived from amino acids, having the characteristic group -CONH-


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Word History and Origins

Origin of lactam1

First recorded in 1880–85; lact(one) + am(ide)

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Word History and Origins

Origin of lactam1

C20: from lact ( one ) + am ( ide )

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