The Collaborative International Dictionary
Ossivorous
Ossivorous \Os*siv"o*rous\, a. [L. os, ossis, bone + vorare to
devour: cf. F. ossivore.]
Feeding on bones; eating bones; as, ossivorous quadrupeds.
--Derham.
Wiktionary
ossivorous
a. bond eating, of an animal given to chewing on bones.