A metabolic process that results in the oxidation of reduced nicotinamide adenine dinucleotide, NADH, to the oxidized form, NAD+. [ GOC:ai ]
Synonyms: reduced nicotinamide adenine dinucleotide oxidation reduced nicotinamide adenine dinucleotide dehydrogenation NAD (reduced) dehydrogenation reduced NAD dehydrogenation NAD (reduced) oxidation NADH dehydrogenation reduced NAD oxidation