coenzyme

noun co·en·zyme \(ˈ)kō-ˈen-ˌzīm\

Medical Definition of COENZYME

: a thermostable nonprotein compound that forms the active portion of an enzyme system after combination with an apoenzyme—compare activator 1

—co·en·zy·mat·ic \(ˌ)kō-ˌen-zə-ˈmat-ik, -(ˌ)zī-\ adjective

—co·en·zy·mat·i·cal·ly \-i-k(ə-)lē\ adverb

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