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tridactyl

[trahy-dak-til]
adjective Zoology.
  1. having three fingers or toes, as certain reptiles.
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Origin of tridactyl

First recorded in 1805–15; tri- + -dactyl
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for tridactyl

tridactyl

tridactylous

adjective
  1. having three digits on one hand or foot
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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