D defs.my
Entry 2 senses Webster, 1913

Water color

/wôt'-ẽr kŭl'-ẽr/ · Wa·ter col·or · IPA
01 A color ground with water and gum or other glutinous medium; a color the vehicle of which is water; -- so called in distinction from oil color.
  1. 1.
    A color ground with water and gum or other glutinous medium; a color the vehicle of which is water; -- so called in distinction from oil color.(Paint.)
  2. 2.
    A picture painted with such colors.