axiom of choice: Meaning and Definition of

ax'iom of choice'

Pronunciation: [key]
— Math. Math.
  1. the axiom of set theory that given any collection of disjoint sets, a set can be so constructed that it contains one element from each of the given sets. Also called
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.