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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.

The study also identified a strong relationship between the amount of hydrocarbons present and the intensity of cosmic-ray ionization in comparable galaxies.

From Science Daily • Feb. 12, 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

McMillan perceived the same purple glow as Lawrence through his welders glass, and similarly attributed it to the ionization of atmospheric gas.

From "Big Science" by Michael Hiltzik