va·​por·​ize | \ˈvā-pə-ˌrīz \
vaporized; vaporizing

Definition of vaporize 

transitive verb

1 : to convert (as by the application of heat or by spraying) into vapor

2 : to cause to become dissipated

3 : to destroy by or as if by converting into vapor a tank vaporized by a shell

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Other Words from vaporize

vaporizable \ˈvā-​pə-​ˌrī-​zə-​bəl \ adjective
vaporization \ˌvā-​pər-​ə-​ˈzā-​shən \ noun

Examples of vaporize in a Sentence

Heat is used to vaporize the liquid. Pressure causes the chemical to vaporize.

Recent Examples on the Web

At Washington State University, researchers placed pregnant rats in a small transparent chamber, and 60 times a day, for 2 minutes at a time, the moms-to-be got hit with a blast of vaporized cannabis extract. Erik Lacitis, The Seattle Times, "‘Something wasn’t clicking’: WSU study shows offspring of pregnant rats exposed to THC have impaired development," 20 Nov. 2018 There is carbon dioxide ice in the polar caps of Mars, and vaporizing these sources of CO2 could double the pressure of the Martian atmosphere. David Grossman, Popular Mechanics, "Nobody Is Terraforming Mars Anytime Soon, NASA Says," 30 July 2018 The falling rock exposed frozen water, which was immediately vaporized in the vacuum of space, along with the dust that clung to it. Sophie Weiner, Popular Mechanics, "Rosetta Caught Close-Up Footage of a Comet Eruption," 26 Aug. 2016 This is more efficient than ingesting CBD, in the same way that vaporizing THC is more efficient than eating it. Dan Nosowitz, Vox, "The super-popular cannabis compound, explained.," 1 Nov. 2018 When a comet loops in close to the sun, the heat vaporizes some of its outer ice and causes chunks of debris to break off in its wake. Jay Bennett, Popular Mechanics, "The Rosetta Comet-Chaser's Insanely Delicate Approach, Explained," 23 Dec. 2016 Your customers don’t vaporize during the off-season. Rhonda Abrams, USA TODAY, "10 tips for seasonal survival of your small business," 23 May 2018 The property isn't far from a crater lake that the approaching flow vaporized days before entering his neighborhood. Caleb Jones, Fox News, "Entire Hawaii neighborhood vanishes as lava gushes in," 6 June 2018 Four minors were found in constructive possession of liquid THC, which is a felony, and a vaporizing smoking pipe., "Davie, Cooper City area crime reports," 7 June 2018

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

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First Known Use of vaporize

1803, in the meaning defined at transitive sense 1

History and Etymology for vaporize

vapor entry 1 + -ize

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Statistics for vaporize

Last Updated

18 Dec 2018

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Time Traveler for vaporize

The first known use of vaporize was in 1803

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English Language Learners Definition of vaporize

: to change into a vapor or to cause (something) to change into a vapor


va·​por·​ize | \ˈvā-pə-ˌrīz \
vaporized; vaporizing

Kids Definition of vaporize

: to turn from a liquid or solid into vapor

Other Words from vaporize

vaporizer \-​ˌrī-​zər \ noun


variants: also British vaporise \ˈvā-​pə-​ˌrīz \
vaporized also British vaporised; vaporizing also British vaporising

Medical Definition of vaporize 

transitive verb

: to convert from a liquid or solid into a vapor vaporized plaque in an artery with laser treatment

Other Words from vaporize

vaporizable also British vaporisable \-​ˌrī-​zə-​bəl \ adjective

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More from Merriam-Webster on vaporize

Thesaurus: All synonyms and antonyms for vaporize

Spanish Central: Translation of vaporize

Nglish: Translation of vaporize for Spanish Speakers

Britannica English: Translation of vaporize for Arabic Speakers

Comments on vaporize

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