Definition of lepton number in English:

lepton number

Line breaks: lep¦ton num¦ber

noun

Physics
A quantum number assigned to subatomic particles that is ±1 for leptons and 0 for other particles and is conserved in all known interactions.
More example sentences
  • When you add the appropriate baryon and lepton numbers and know the beginning charge of both particles, all three of these numbers must be equal before and after the reaction.
  • In any reaction between particles, anti or normal, the baryon and lepton numbers must be conserved.
  • It is also possible to compute the average baryon and lepton numbers at finite temperatures and in the relativistic domain.

Definition of lepton number in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day bouffant
Pronunciation: ˈbuːfɒ̃
adjective
styled to stand out in a rounded shape...