expression, noun
watercolor paint; watercolors
Refers to the paint medium itself, typically in cake or tube form, used in art.
新しい水彩絵の具を買って、風景を描いた。
I bought new watercolor paints and painted a landscape.
Standard spelling for watercolor paints.
Variant without の; less common but still used.
水彩画 refers to a watercolor painting (the artwork), while 水彩絵の具 refers to the physical paint.
Compound of 水彩 (watercolor) + 絵の具 (paint, artist's colors).