Source : Webster's Revised Unabridged Dictionary (1913)

Weltanschauung \Welt"an"schau`ung\, n.; pl. {Weltanschauungen}.
   [G.]
   Lit., world view; a conception of the course of events in,
   and of the purpose of, the world as a whole, forming a
   philosophical view or apprehension of the universe; the
   general idea embodied in a cosmology.