photodisintegration

noun

pho·​to·​dis·​in·​te·​gra·​tion ˌfō-tō-dis-ˌin-tə-ˈgrā-shən How to pronounce photodisintegration (audio)
: disintegration of the nucleus of an atom caused by absorption of radiant energy (such as light)
photodisintegrate transitive verb

Word History

First Known Use

1935, in the meaning defined above

Time Traveler
The first known use of photodisintegration was in 1935

Dictionary Entries Near photodisintegration

Cite this Entry

“Photodisintegration.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/photodisintegration. Accessed 14 Nov. 2024.

More from Merriam-Webster on photodisintegration

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!