'Phrynosoma orbiculare' definitions:

Definition of 'Phrynosoma orbiculare'

From: GCIDE

Tapayaxin \Ta`pa*yax"in\, n. (Zool.) A Mexican spinous lizard (Phrynosoma orbiculare) having a head somewhat like that of a toad; -- called also {horned toad}. [1913 Webster]