'Universe of discourse' definitions:

Definition of 'universe of discourse'

From: WordNet
noun
Everything stated or assumed in a given discussion [syn: universe, universe of discourse]

Definition of 'Universe of discourse'

From: GCIDE
  • Universe of discourse \U"ni*verse of dis"course\, n. everything which may be considered, explicitly or implicitly, in a particular theory or discussion. [PJC]