anti-radiation

adjective
an·​ti-ra·​di·​a·​tion | \ ˌan-tī-ˌrā-dē-ˈā-shən, ˌan-tē- How to pronounce anti-radiation (audio) \
variants: or less commonly antiradiation

Definition of anti-radiation

1 military : designed to destroy radar or other sources of radio transmissions At the same time, anti-radiation missiles (i.e., missiles designed specifically to be used against radar and other electronic sites) were launched from the fighters and followed the radar beam to its source.— Peter Hellman
2 medical : counteracting the harmful effects of radiation on the body The only anti-radiation drug now being stockpiled is potassium iodide, which helps protect against the long-term risk of thyroid cancer.— Penni Crabtree anti-radiation pills

First Known Use of anti-radiation

1925, in the meaning defined at sense 1

History and Etymology for anti-radiation

anti- + radiation

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Time Traveler for anti-radiation

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The first known use of anti-radiation was in 1925

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Cite this Entry

“Anti-radiation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/anti-radiation. Accessed 25 Jul. 2021.

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More Definitions for anti-radiation

anti-radiation

adjective
an·​ti-ra·​di·​a·​tion | \ -ˌrād-ē-ˈā-shən How to pronounce anti-radiation (audio) \
variants: also antiradiation

Medical Definition of anti-radiation

: counteracting the harmful effects of radiation on the body The only anti-radiation drug now being stockpiled is potassium iodide, which helps protect against the long-term risk of thyroid cancer.— Penni Crabtree, The San Diego Union-Tribune, 8 Apr. 2003

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