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noun Physics.
  1. a 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.

Origin of parton

1965–70; part(icle) + -on1; coined by R. P. Feynman
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for parton

Historical Examples

  • Parton says, "His liberality ranks him as a second founder."

    Holborn and Bloomsbury

    Sir Walter Besant

  • Parton judges it to have been at the time of the building of Wild, then Weld, Street.

    Holborn and Bloomsbury

    Sir Walter Besant

  • I am going to print your menagerie, Parton and all, and make comments.

  • What else she thought, Parton and the others were soon to hear hinted.

  • Mrs. Delafield had, as a first sensation, that of sympathy with Parton.

British Dictionary definitions for parton


  1. physics a hypothetical elementary particle postulated as a constituent of neutrons and protons

Word Origin

from part + -on


  1. Dolly. born 1946, US country and pop singer and songwriter
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012