- cognitive developmental theory
- cognitive disorders in old age
- cognoscibilis
- cohabitatio
- cohaesio
- cohoba
- cohort study
- cochlear
- cochleariformis
- cochlearis
- cochlearium
- cochleopalpebralis
- cochleovestibularis
- cochonerie
- coincidentia oppositorum
- coinonia
- coitarche
- coitus interruptus
- coitus praeter (contra) naturam
- coiunctio oppositorum
- coke
- col arco
- col legno
- colbertizmus, colbertismus
- cólčit
- cole(o)s
- colenteroanastomosis
- coleocele
- coleocystitis
- colere
- colchicinum
- colibacillaemia
- colibacillosis
- colibacillus
- colica
- colicus
- colicystitis
- coliinfectio
- colipyelitis
- colitis
- colitoxaemia
- coliuria
- colivaccina
- colla destra
- colla sinistra
- collaemia
- collagenoideus
- collagenosus
- collateralis
- collectio