- having many or several digits.
- having more than the normal number of fingers or toes.
- a polydactyl animal.
Origin of polydactyl
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for polydactyl
It is also clear that the offspring of Silkie crosses are more apt to be polydactyl than those of Houdan crosses.
Let us consider next what happens when a polydactyl individual is crossed with a normal individual.
This inquiry is suggested by Castle's study (1906, p. 20) of polydactyl guinea-pigs.
- (of man and other vertebrates) having more than the normal number of digits
- a human or other vertebrate having more than the normal number of digits
C19: via French from Greek poludactulos many-toed; see dactyl
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for polydactyl
Online Etymology Dictionary, © 2010 Douglas Harper
- Having more than the normal number of digits on a hand or foot.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.