Pronunciation: (wô'tur-kul"ur, wot'ur-), [key]
1. a pigment for which water and not oil is used as the vehicle.
2. the art or technique of painting with such pigments.
3. a painting or design executed in such pigments by this technique.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.