polydactyly

or pol·y·dac·tyl·ism

[ pol-ee-dak-tuh-lee ]

nounPathology.
  1. the condition of being polydactyl.

Origin of polydactyly

1
First recorded in 1885–90; polydactyl + -y3

Words Nearby polydactyly

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023