watercolour

Short definition from Wiktionary

Noun

1. 1
   A water-soluble pigment or paint.
2. 2
   A painting made by using such pigment.
3. 3
   This kind of painting as a genre.

Adjective

1. 1
   Pertaining to the methods or products of watercolor.

Verb

1. 1
   To paint using watercolour