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ionize

verb

ion·​ize ˈī-ə-ˌnīz How to pronounce ionize (audio)
ionized; ionizing

transitive verb

: to convert wholly or partly into ions
ionizable adjective
ionizer noun

Example Sentences

Recent Examples on the Web Cosmic rays influence pressure and temperature, drive galactic winds, and ionize molecules in star-fertile regions like supernova remnants. WIRED, 28 Aug. 2022 These would absorb any light at or above a wavelength that was sufficient to ionize the hydrogen, essentially making the Universe opaque to these wavelengths. John Timmer, Ars Technica, 22 July 2022 The solar radiation may ionize some of the molecules in the comet's coma, resulting in energetic electrons colliding with other molecules and releasing heat, Science Alert reports. Elizabeth Gamillo, Smithsonian Magazine, 8 July 2021 The ensuing energetic radiation and stellar winds ionize and blow off surrounding material. Ethan Siegel, Forbes, 28 June 2021 After exposure to sunlight, the vapor clouds ionize and take on a violet color. Sarah Brookbank, The Enquirer, 7 May 2021 After exposure to sunlight and 30 seconds have passed, the clouds will ionize and turn a violet hue, generating a magnetic field perturbation. Julia Musto, Fox News, 7 May 2021 This radiation is energetic enough to ionize them, enabling that portion of the Universe to be transparent. Ethan Siegel, Forbes, 15 Apr. 2021 Ion drives use electricity to ionize propellants, which knocks electrons free from the gas. Daniel Oberhaus, Wired, 15 Oct. 2020 See More

Word History

Etymology

ion + -ize, after German ionisiren (now ionisieren) or French ioniser

First Known Use

1898, in the meaning defined at transitive sense

Time Traveler
The first known use of ionize was in 1898

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