[dee-kahr-bok-suh-leys, -leyz]
noun Biochemistry.
  1. any of the class of enzymes that catalyze the release of carbon dioxide from the carboxyl group of certain organic acids.

Origin of decarboxylase

First recorded in 1935–40; decarboxyl(ate) + -ase
Also called carboxylase. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for decarboxylase


  1. an enzyme that catalyses the removal of carbon dioxide from a compound
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

decarboxylase in Medicine


[dē′kär-bŏksə-lās′, -lāz′]
  1. Any of various enzymes that catalyze the hydrolysis of the carboxyl radical.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.