Source : Webster's Revised Unabridged Dictionary (1913)

Capacious \Ca*pa"cious\, a. [L. capaz, -acis, fr. capere to
   take. See {Heave}.]
   1. Having capacity; able to contain much; large; roomy;
      spacious; extended; broad; as, a capacious vessel, room,
      bay, or harbor.

            In the capacious recesses of his mind. --Bancroft.

   2. Able or qualified to make large views of things, as in
      obtaining knowledge or forming designs; comprehensive;
      liberal. ``A capacious mind.'' --Watts.

Source : WordNet®

capacious
     adj : large in capacity; "she carried a capacious bag"