What does "piebaldism" mean?

A rare autosomal dominant disorder of melanocyte development, whose common characteristics include a congenital white forelock, scattered normally-pigmented and hyperpigmented macules, and a triangular depigmented patch on the forehead.

Piebaldism

noun

noun ·Rare ·Advanced level

Definitions

Noun

1
A rare autosomal dominant disorder of melanocyte development, whose common characteristics include a congenital white forelock, scattered normally-pigmented and hyperpigmented macules, and a triangular depigmented patch on the forehead. uncountable

Etymology

From piebald + -ism.

Related phrases

autosomal dominant

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.