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ionization

British  
/ ˌaɪənaɪˈzeɪʃən /

noun

    1. the formation of ions as a result of a chemical reaction, high temperature, electrical discharge, particle collisions, or radiation

    2. ( as modifier )

      ionization temperature

      ionization current

"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

Vocabulary lists containing ionization

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

"No one has ever looked at this type of ionization so precisely before," says Prof. Tom Cowan, former director of the Institute of Radiation Physics at HZDR.

From Science Daily • May 1, 2026

Environmental Protection Agency also released a statement cautioning against claims made about the the effectiveness of air filters using ionization to protect people from COVID-19.

From Los Angeles Times • Jan. 30, 2025

While scientists expected to see this same ionization near the Uranus moons, they were surprised to see a “vacuum magnetosphere” with no water ions.

From Salon • Dec. 1, 2024

It’s located about 1,000 light years from Earth and it’s visible thanks to the ionization of gases by the blue giant star Persei.

From BBC • Sep. 12, 2024

They provided precise ionization data, spelled out their theory on how positrons emitted by the bombarded atoms transmuted into gamma rays, and carefully avoided any speculation about the significance of the new phenomenon.

From "Big Science" by Michael Hiltzik

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