Dictionary.com
Thesaurus.com
Showing results for chi meson. Search instead for phi-meson.

chi meson

American  
[kahy] / kaɪ /

noun

Physics.

  1. a meson with a mass 6687 times that of the electron and a mean lifetime of approximately 1.5 X 10 -20 seconds.

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.

Vocabulary.com logo
by dictionary.com

Dictionary.com's Learning Companion

Go beyond just looking up words.
Remember them forever with VocabTrainer.

Start training