Yukawa meson
- a hypothetical elementary particle with finite rest mass, whose exchange between nucleons would account for the strong short-range forces between nucleons: subsequently identified as the pion.
Show More
Origin of Yukawa meson
First recorded in 1960–65; after H. Yukawa
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018