uncoupler

noun

un·cou·pler | \ ˈən-ˈkəp-(ə-)lər

How to pronounce uncoupler (audio)

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Medical Definition of uncoupler

: an agent that dissociates two integrated series of chemical reactions especially : one that prevents the formation of ATP in oxidative phosphorylation in mitochondria by dissociating the reactions of phosphorylation from those concerned with electron transport and oxidation

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