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zygodactyl

[zahy-guh-dak-til, zig-uh-]
adjective
  1. Also zy·go·dac·ty·lous. (of a bird) having the toes of each foot arranged in pairs, with two toes in front and two behind.
noun
  1. a zygodactyl bird.

Origin of zygodactyl

First recorded in 1825–35; zygo- + -dactyl
Related formszy·go·dac·tyl·ism, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for zygodactyl

zygodactyl

adjective Also: zygodactylous
  1. (of the feet of certain birds) having the first and fourth toes directed backwards and the second and third forwards
noun
  1. a zygodactyl birdCompare heterodactyl
Derived Formszygodactylism, noun
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