Dictionary
het•er•o•dac•ty•lous
Pronunciation: (het"u-rō-dak'tu-lus), [key]—
adj. Ornith.
having the first and fourth toes directed backward, and the second and third forward, as in trogons.
Also,het"er•o•dac'tyl.Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.