catalytic

adjective
cat·​a·​lyt·​ic | \ ˌka-tə-ˈli-tik How to pronounce catalytic (audio) \

Definition of catalytic

: causing, involving, or relating to catalysis

Keep scrolling for more

Other Words from catalytic

catalytically \ ˌka-​tə-​ˈli-​ti-​k(ə-​)lē How to pronounce catalytically (audio) \ adverb

Examples of catalytic in a Sentence

Recent Examples on the Web Non-catalytic stoves draw the woodsmoke through a series of baffles (right side of the image) and employ a powerful draft to ignite the woodsmoke. Roy Berendsohn, Popular Mechanics, "The Ultimate Guide To Cutting and Splitting Firewood," 6 Nov. 2019 The year 1919 was, in fact, a catalytic moment in the history of the West. Joseph Loconte, WSJ, "The Versailles Treaty Gets a Bum Rap," 27 June 2019 In Sweeny, Phillips 66 is upgrading its fluid catalytic cracking unit to increase production of higher-value petrochemical products and higher-octane gasoline. Marissa Luck, Houston Chronicle, "Phillips 66 profits boosted by pipeline, NGLs," 26 July 2019 In a catalytic first step, the county decided to outsource its inpatient care to one of the nation’s largest for-profit hospital chains, Universal Health Services Inc., known by its stock market symbol UHS. John Schmid, Milwaukee Journal Sentinel, "Milwaukee County wants to retool the way it helps people suffering from a mental health crisis. Consensus is lacking.," 24 July 2019 But this has been catalytic for building relationships. San Diego Union-Tribune, "Tech scene jumps to save ‘homeless’ startups after ThinkTank’s abrupt closure," 11 July 2019 The function exists in older diesel vehicles that don’t use catalytic converters with selective catalytic reduction, which reduces nitrogen oxides to nitrogen and water, rendering the emissions harmless. William Boston, WSJ, "Daimler Cuts Outlook on Fresh Diesel Allegations," 24 June 2019 With ancient creatures branching off to modern-day animals, this was the catalytic moment when Darwin realized with all certainty that all plants and animals are related. Rachael Lallensack, Smithsonian, "Here Are 12 Things You Might Miss in the Smithsonian’s New Fossil Hall," 7 June 2019 Non-catalytic stoves draw the woodsmoke through a series of baffles [Fig. Roy Berendson, Popular Mechanics, "The Ultimate Guide To Cutting and Splitting Firewood," 28 Sep. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'catalytic.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of catalytic

1836, in the meaning defined above

Keep scrolling for more

Learn More about catalytic

Time Traveler for catalytic

Time Traveler

The first known use of catalytic was in 1836

See more words from the same year

Statistics for catalytic

Last Updated

20 Nov 2019

Cite this Entry

“Catalytic.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/catalytic. Accessed 12 December 2019.

Keep scrolling for more

More Definitions for catalytic

catalytic

adjective
cat·​a·​lyt·​ic | \ ˌkat-ᵊl-ˈit-ik How to pronounce catalytic (audio) \

Medical Definition of catalytic

: causing, involving, or relating to catalysis a catalytic reaction

Other Words from catalytic

catalytically \ -​ˈit-​i-​k(ə-​)lē How to pronounce catalytically (audio) \ adverb

Keep scrolling for more

More from Merriam-Webster on catalytic

Rhyming Dictionary: Words that rhyme with catalytic

Spanish Central: Translation of catalytic

Nglish: Translation of catalytic for Spanish Speakers

Comments on catalytic

What made you want to look up catalytic? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

a period of high artistic development

Get Word of the Day daily email!

Test Your Vocabulary

Semantic Drift Quiz

  • a twisty river
  • Which of the following was once a synonym for fun?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Bee Cubed

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!