Definitions

1. verb

to colour or paint something before it is dried or hardened

“The conservator carefully precoloured the fragile artwork before varnishing it.”

2. noun

a substance used to colour or paint something before it is dried or hardened

“The precolour used in the ancient pottery was made from natural minerals.”

3. adjective

relating to or used for colouring or painting something before it is dried or hardened

“The precolourant was added to the paint to enhance its vibrancy.”