Meaning of LACTAM in English

ˈlakˌtam,  ̷ ̷ˈ ̷ ̷ noun

( s )

Etymology: International Scientific Vocabulary lact one + am ide; originally formed in German

: any of a class of inner amides of amino carboxylic acids formed by the loss of a molecule of water from the amino and carboxyl groups and characterized by the carbonyl-imido grouping −CONH− in a ring — compare lactim , lactone , sultam

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.