capacious

from WordNet (r) 3.0 (2006)

capacious
    adj 1: large in capacity; "she carried a capacious bag"

from The Collaborative International Dictionary of English v.0.48

Capacious \Ca*pa"cious\ (k[.a]*p[=a]"sh[u^]s), a. [L. capax,
   -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.
      [1913 Webster]

            In the capacious recesses of his mind. --Bancroft.
      [1913 Webster]

   2. Able or qualified to make large views of things, as in
      obtaining knowledge or forming designs; comprehensive;
      liberal. "A capacious mind." --Watts.
      [1913 Webster]

from Moby Thesaurus II by Grady Ward, 1.0

25 Moby Thesaurus words for "capacious":
      abundant, ample, amplitudinous, broad, commodious, comprehensive,
      copious, deep, expandable, expansive, extended, extending,
      extensile, extensive, far-reaching, generous, infinite, plentiful,
      roomy, spacious, spreading, vast, voluminous, wide, widespread