• WordNet 3.6
    • adj unpigmented having no pigmentation
    • ***
Century Dictionary and Cyclopedia
    • unpigmented Devoid of pigment.
    • ***


In literature:

The hairs growing on them were unpigmented, but otherwise normal.
"Anomalies and Curiosities of Medicine" by George M. Gould
The areas around the anus and genitals and the lips are unpigmented.
"Whales, Dolphins, and Porpoises of the Western North Atlantic" by Stephen Leatherwood

In news:

Epoxy resin systems are normally unpigmented, but they can be colored or darkened.