transitive. In extended use: to shed as if plumage; to change or renew (one's appearance or image); (formerly esp.) to change (colour). Also in p…

transitive. To change the colour of; to cause to change colour.

To change the colour of (a substance) by chemical action into (a specified colour); to produce or assume (a specified colour) by this means.

transitive. To change the colour of (a substance, a leaf, etc.). Now rare.

= transcolour, v.

poetic. To turn, change, or alter (a colour).