noun🔗ShareLactamaAny of a class of cyclic amides that are the nitrogen analogs of lactones, formed by heating amino acids; the tautomeric enol forms are known as lactims."The chemist synthesized a novel lactam from the amino acid, hoping its cyclic structure would create a new drug with enhanced stability. "El químico sintetizó una nueva lactama a partir del aminoácido, esperando que su estructura cíclica creara un nuevo fármaco con mayor estabilidad.compoundchemistrybiochemistryChat with AIVocabulary GamePractice Reading