| Subject | German | English |
| met. | Braggsche Reflexion | Bragg reflection |
| radiat. | Winkel der Braggschen Reflexion | grazing angle (a very small glancing angle) |
| radiat. | Winkel der Braggschen Reflexion | Bragg angle (reflection angle, in Bragg's condition) |
| radiat. | Winkel der Braggschen Reflexion | glancing angle (of reflection) |