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J particle

American  

noun

Physics.

  1. an early name for the J/psi particle.

J particle Scientific  

  1. See J/psi particle

Etymology

Origin of J particle

1970–75; named by S.C.C. Ting, allegedly from the resemblance of the letter J to the Chinese character for Ting

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The discovery of the J particle, he says frankly, was "revolutionary."

From Time Magazine Archive

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.