Dolly. born 1946, US country and pop singer and songwriter
Collins Concise English Dictionary © HarperCollins Publishers::
par•ton
(pär′ton),USA pronunciation n. [Physics.]
- Physicsa constituent of the nucleon originally postulated in the theoretical analysis of high-energy scattering of electrons by nucleons and subsequently identified with quarks and gluons.
- 1965–70; part(icle) + -on1; coined by R. P. Feynman
Collins Concise English Dictionary © HarperCollins Publishers::
a hypothetical elementary particle postulated as a constituent of neutrons and protons