Found 2 items, similar to nad.
English → English (WordNet) Definition: NAD NAD n : a coenzyme present in most living cells and derived from the B vitamin nicotinic acid; serves as a reductant in various metabolic processes [syn: nicotinamide adenine dinucleotide ]
English → English (gcide) Definition: Nad Nad \Nad\ (n[a^]d), Nadde \Nad"de\ (n[a^]d"de). [Contr. fr. ne hadde.] Had not. [Obs.] --Chaucer. [1913 Webster]