〔Hapsburg，为德-奥的皇族，其成员曾统治过一些欧洲国家，如1278～1918统治奥地利，1504～1700统治西斑牙〕①Hapsburg颌；②Hapsburg唇：分别见jaw，lip及hemophilia项下- orthoarteriotony
- orthobiosis
- orthocephalic
- orthocephalous
- orthochorea
- orthochromatic
- orthoclone OKT3
- orthocresol
- orthocytosis
- orthodactylous
- orthodentin
- orthodeoxia
- orthodichlorobenzene
- orthodigita
- orthodontia
- orthodontic
- orthodontics
- orthodontist
- orthodontology
- orthodromic
- orthogenesis
- orthogenics
- orthoglycemic
- Orthognatha
- orthognathia