Definition of baryon number
: a number equal to the number of baryons minus that of antibaryons in a system of elementary particles
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“Baryon number.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/baryon%20number. Accessed 20 May. 2022.
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The first known use of baryon number was in 1958
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