spallation

noun
spall·​ation | \ spȯ-ˈlā-shən How to pronounce spallation (audio) \

Definition of spallation

1 : a nuclear reaction in which light particles are ejected as the result of bombardment (as by high-energy protons)
2 : the process of spalling

First Known Use of spallation

1947, in the meaning defined at sense 1

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Dictionary Entries near spallation

spald

spale

spall

spallation

spaller

spalling hammer

spalpeen

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The first known use of spallation was in 1947

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