azimuthal quantum number: Meaning and Definition of

azimuth'al quan'tum num"ber

Pronunciation: [key]
— Physics. Physics.
  1. the quantum number that designates the orbital angular momentum of a particular quantum state of an electron in an atom and that assumes integral values from zero to one less than the value of the principal quantum number. Also called
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.