Dictionary.com
Thesaurus.com
Showing results for charmonium. Search instead for chaetomium.

charmonium

American  
[chahr-moh-nee-uhm] / tʃɑrˈmoʊ ni əm /

noun

Physics.

  1. any meson composed of a charmed quark and a charmed antiquark.

charmonium British  
/ tʃɑːˈməʊnɪəm /

noun

  1. physics an elementary particle that contains an antiquark and a charm quark

"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

Etymology

Origin of charmonium

1970–75; charm 1 + -onium, probably extracted from positronium

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.