ionization

noun
ion·​i·​za·​tion | \ ˌī-ə-nə-ˈzā-shən How to pronounce ionization (audio) \
plural ionizations

Definition of ionization

1 : the act or process of ionizing something : conversion of a substance into ions Then other photons, collisions or an electric field cause ionization of the excited neutral species.— G. Samuel Hurst and Vladilen S. Letokhov
2 : the state of being ionized While the light flashes themselves are not harmful, the tissue ionization caused by the intruding particle near the end of its track is indeed deadly to some affected cells.— James D. Burke

First Known Use of ionization

1891, in the meaning defined at sense 1

History and Etymology for ionization

ion + -ization

Keep scrolling for more

Learn More About ionization

Time Traveler for ionization

Time Traveler

The first known use of ionization was in 1891

See more words from the same year

Statistics for ionization

Cite this Entry

“Ionization.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ionization. Accessed 23 Jul. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

WORD OF THE DAY

Test Your Vocabulary

Dog Words Quiz

  • shiba puppy more or less demanding cuddles
  • Which of the following animals has a dog in its etymology?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Typeshift

Anagram puzzles meet word search.

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!