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