'Stenostome' definitions:

Definition of 'Stenostome'

From: GCIDE

Stenostome \Sten"o*stome\, a. [Gr. steno`s narrow, little + sto`ma mouth.] (Zool.) Having a small or narrow mouth; -- said of certain small ground snakes (Opoterodonta), which are unable to dilate their jaws. [1913 Webster]