[hahy-drok-suh-leys, -leyz]

noun Biochemistry.

any enzyme that catalyzes the introduction of a hydroxyl group into a substance.

Origin of hydroxylase

First recorded in 1950–55; hydroxyl + -ase
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

hydroxylase in Medicine


[hī-drŏksə-lās′, -lāz′]


Any of various enzymes that catalyze the formation of hydroxyl groups by oxidation of the substrate.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.