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nad
[ nad ]
/ næd /
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noun Slang: Vulgar.
Usually nads. a testicle.
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Origin of nad
First recorded in 1960–65; shortening of gonad
Words nearby nad
Other definitions for nad (2 of 3)
NAD
Biochemistry.
nicotinamide adenine dinucleotide: a coenzyme, C21H27N7O14P2, involved in many cellular oxidation-reduction reactions.
Other definitions for nad (3 of 3)
N.A.D.
abbreviation
National Academy of Design.
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use nad in a sentence
British Dictionary definitions for nad
NAD
noun
biochem nicotinamide adenine dinucleotide; a coenzyme that is a hydrogen carrier in metabolic reactions, esp in tissue respirationFormer name: DPN
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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Scientific definitions for nad
NAD
[ ĕn′ā-dē′ ]
Short for nicotinamide adenine dinucleotide. A coenzyme that occurs in many living cells and functions as an electron acceptor. NAD is used alternately with NADH as an oxidizing or reducing agent in metabolic reactions. Chemical formula: C21H27N7O14P2.
The American Heritage® Science Dictionary
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