偏振〔光〕显微镜：装有偏振光镜(旋光计)的显微镜- Cotte's operation
- Cotting's operation
- cotton
- cottonpox
- cotton-wool
- Cotugno's disease
- Cotunnius' aquedu ct, et c.
- coturnism
- co-twin
- cotyledon
- cotyledontoxin
- Cotylogonimus
- cotyloid
- Cotylopubi c
- cotylosa cral
- cotype
- cou ch grass
- cou ching
- cough
- coulomb
- Coumadin
- coumamy cin
- coumari c a cid
- coumarin
- coumermy cin