| osteotrite | An instrument with conical or olive-shaped tip having a cutting surface, resembling a dental burr, used for the removal of carious bone. Origin: osteo-+ L. Tritus, a grinding, a wearing off (05 Mar 2000) |
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| osteotrophy | Nutrition of osseous tissue. Origin: osteo-+ G. Trophe, nourishment (05 Mar 2000) |
| osteotympanic | Synonym: otocranial. Origin: osteo-+ G. Tympanon, drum (05 Mar 2000) |
| osteozoa | <zoology> Same as Vertebrata. Origin: NL, fr. Gr. A bone + an animal. Source: Websters Dictionary (01 Mar 1998) |
| ostertagia | A genus of parasitic nematodes occurring in the stomach of ruminants. (12 Dec 1998) |
| ostertagiasis | A disease of herbivorous mammals, particularly cattle and sheep, caused by stomach worms of the genus ostertagia. (12 Dec 1998) |