Pigment (3)
'pigment' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for paint that I've seen before include "Surface coating or decoration" , "Inapt (anag)" , "Coloured liquid in tins" , "Apply a coat of colour" , "Coloured coating" .)
'pigment' is the definition.
(ochre is a colour)
This is the entire clue.
(Other definitions for ochre that I've seen before include "Red or yellow pigment" , "Earth used in pigments" , "yellowy-orange" , "Brown" , "Yellow/brown/red pigment" .)
'pigment' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for dye that I've seen before include "Colouring matter" , "Colouring material" , "Hair colouring" , "Pigment" , "Soluble substance for staining or colouring" .)
'pigment' is the definition.
(melanin is a kind of pigment)
This is all the clue.
(Other definitions for melanin that I've seen before include "Tanning pigment in skin" , "Light-absorbing skin pigment" , "Pigment causing tanning" , "Brown skin pigment" , "tanning agent" .)
'pigment' is the definition.
(I know that cobalt blue is a type of pigment)
This is all the clue.
(Other definitions for cobalt blue that I've seen before include "Colour" , "shade" .)