Any of the point particles believed to be a constituent of hadrons, now known as quarks. No longer in technical use.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "parton" in a sentence
"The result was first interpreted within the framework of what is termed the parton model, which, however, soon came to be identified with the quark model."
"Filed under Celluloid, Roundup, Vinyl · Tagged with dolly parton, humphrey bogart"
"So I just read this paper this morning, which basically extends DGLAP parton showering to include iteractions with Quark Gluon Plasma."