from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun A quantum number equal to the difference between the number of baryons and the number of antibaryons in a system of subatomic particles. The baryon number remains the same throughout any reaction and is one-third of the quark number.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun physics A
quantum numberrelated to the difference between the numbers of quarksand antiquarksin a system of subatomic particles
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun a number equal to the difference between the number of baryons and the number of antibaryons in any subatomic structure; it is conserved in all types of particle interactions
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