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NADH

American  
Biochemistry.

  1. an abbreviation for the reduced form of NAD in electron transport reactions.

NADH British  

noun

  1. biochem the chemically reduced form of NAD

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
NADH Scientific  
/ ĕn′ā-dē-āch′ /

  1. The reduced form of NAD. NADH has one more electron than NAD.

Etymology

Origin of NADH

NAD + H, for hydrogen

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Pyruvate dehydrogenase oxidizes hydroxyethyl group to an acetyl group, producing NADH.

From Textbooks • Jun. 9, 2022

Unlike NADH, this carrier remains attached to the enzyme and transfers the electrons to the electron transport chain directly.

From Textbooks • Jun. 9, 2022

The molecules most commonly used in this capacity are the nucleotides ATP, ADP, AMP, NAD+, and NADH.

From Textbooks • Jun. 9, 2022

Predict the effects of these poisons on the following properties of mitochondria just after exposure: the pH of the intermembrane space, the concentration of NADH, and the rate of production of ATP in the matrix.

From Textbooks • Jun. 9, 2022

This step is also regulated by negative feedback from ATP and NADH, and a positive effect of ADP.

From Textbooks • Jun. 9, 2022

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.