wa ‧ ter ‧ col ‧ our BrE AmE British English , watercolor American English /ˈwɔːtəˌkʌlə $ ˈwɔːtərˌkʌlər, ˈwɑː-/ noun
1 . [countable usually plural, uncountable] a type of paint that you mix with water:
Margaret began experimenting with watercolor.
2 . [countable] a picture painted using watercolours:
a watercolour of the castle