Pronunciation: (hwip'tāl", wip'-), [key]
1. any of numerous New World lizards of the family Teiidae, esp. of the genus Cnemidophorus, characterized by great agility and alertness.
2. any of various other whip-tailed animals, as the whipscorpion.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.