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definitions

catalyze

[kat-l-ahyz]
verb (used with object), cat·a·lyzed, cat·a·lyz·ing.
  1. to act upon by catalysis.
Also especially British, cat·a·lyse.

Origin of catalyze

First recorded in 1885–90; cataly(sis) + (-i)ze
Related formscat·a·lyz·er, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for catalyse

catalyse

US catalyze

verb
  1. (tr) to influence (a chemical reaction) by catalysis
Derived Formscatalyser or US catalyzer, noun
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
Word Origin and History for catalyse
v.

variant spelling of catalyze (q.v.); for spelling, see -ize. Related: Catalysed; catalysing.

catalyze

v.

1890, back-formation from catalysis on model of analyze/analysis. Related: Catalyzed; catalyzing. Probably influenced by French catalyser (1842).

Online Etymology Dictionary, © 2010 Douglas Harper
catalyse in Medicine

catalyze

[kăt′l-īz′]
v.
  1. To modify, especially to increase, the rate of a chemical reaction by catalysis.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
catalyse in Science

catalyze

[kăt′l-īz′]
  1. To modify, especially to increase, the rate of a chemical reaction through the action of a catalyst.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.