catalysis
[ kuh-tal-uh-sis ]
/ kəˈtæl ə sɪs /
noun, plural ca·tal·y·ses [kuh-tal-uh-seez]. /kəˈtæl əˌsiz/.
Chemistry. the causing or accelerating of a chemical change by the addition of a catalyst.
an action between two or more persons or forces, initiated by an agent that itself remains unaffected by the action: social catalyses occasioned by controversial writings.
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Origin of catalysis
OTHER WORDS FROM catalysis
Words nearby catalysis
Catalonia, Catalonian, catalpa, catalufa, catalyse, catalysis, catalyst, catalytic, catalytic converter, catalytic cracker, catalytic cracking
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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Example sentences from the Web for catalysis
British Dictionary definitions for catalysis
catalysis
/ (kəˈtælɪsɪs) /
noun plural -ses (-ˌsiːz)
acceleration of a chemical reaction by the action of a catalyst
Word Origin for catalysis
C17: from New Latin, from Greek katalusis, from kataluein to dissolve
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Medical definitions for catalysis
catalysis
[ kə-tăl′ĭ-sĭs ]
n. pl. ca•tal•y•ses (-sēz′)
The action of a catalyst, especially an increase in the rate of a chemical reaction.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.