The Collaborative International Dictionary
Coelodont
Coelodont \C[oe]"lo*dont\, a. [Gr. koi^los hollow + ?, ?, tooth.] (Zo["o]l.) Having hollow teeth; -- said of a group lizards. -- n. One of a group of lizards having hollow teeth.
Wiktionary
coelodont
n. Any of a group of lizards with hollow tooth.