follow Dictionary.com

It’s about time. We are now on Instagram!

charm quark

charm quark in Science
charm quark  
A quark with a charge of + 2/3 and a charm of +1. Its mass is greater than that of the electron and greater than that of the up quark, down quark, and strange quark, but less than that of the bottom quark and top quark. Also called charmed quark. See Table at subatomic particle.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source

Word of the Day

Word Value for charm

12
13
Scrabble Words With Friends