D defs.my
Entry 6 senses Webster, 1913

Basin

/bā'sən/ · Ba·sin · IPA /ˈbeɪs(ə)n/
01 n. A hollow vessel or dish, to hold water for washing, and for various other uses.
  1. 1.
    A hollow vessel or dish, to hold water for washing, and for various other uses.
  2. 2.
    The quantity contained in a basin.
  3. 3.
    A hollow vessel, of various forms and materials, used in the arts or manufactures, as that used by glass grinders for forming concave glasses, by hatters for molding a hat into shape, etc.
  4. 4.
    A hollow place containing water, as a pond, a dock for ships, a little bay.
  5. 5.
    A circular or oval valley, or depression of the surface of the ground, the lowest part of which is generally occupied by a lake, or traversed by a river.(Physical Geog.)
  6. 6.
    An isolated or circumscribed formation, particularly where the strata dip inward, on all sides, toward a center; -- especially applied to the coal formations, called coal basins or coal fields.(Geol.)