[ˌevəuˈkeiʃən]
启发作用：因与组织原物质(organizer material)接触而唤起形态形成的潜势力(组织原是胚胎组织的一部分，能促使胚胎另一部分分化，即具有形态建成的刺激作用)- roentgenogram
- roentgenograph
- roentgenographic
- roentgenography
- roentgenokymograph
- roentgenologist
- roentgenology
- roentgenolucent
- roentgenometer
- roentgenometry
- roentgenopaque
- roentgenoparent
- roentgenoscope
- roentgenoscopy
- roentgenotherapy
- roeteln
- Roger's disease,reaction,symptom
- Rogers' sphygmomanometer
- roka
- Rokitaky's disease, diverticulum, pelvis
- rolandic
- Rolando
- rolandometer
- role
- roletamide