单词检索
- organosiloxane
- organotropism
- oribi
- orichalcum
- oriflamme
- originative
- orismology
- orlfly
- ormolu
- ornamentalism
- ornithischian
- ornithopod
- ornithorhynchus
- orogeny
- orography
- oropharynx
- orphrey
- orthocephalic
- orthoepy
- orthographize
- orthohydrogen
- orthokeratology
- orthomolecular
- orthophosphate
- orthophyric
- orthopnea
- orthopraxia
- orthopraxy
- orthoptic
- orthoptics
- orthorexia
- orthoscope
- oryx
- orzo
- oscillogram
- oscillograph
- osculum
- osmeterium
- osmics
- osmidrosis
- osmiridium
- osmium
- osmoregulation
- osmund
- osnaburg
- ossified
- ossify
- ossobuco
- ossuarium
- ossuary
- ostensorium
- osteochondrosis
- osteoclasis
- osteocyte
- osteology
- osteomalacia
- osteopetrosis
- osteophyte
- osteoradionecrosis
- osteosclerosis