retrodirective
| reflector
| retrodirective | |
| opt. | rückgerichtet |
| reflector | |
| gen. | Reflektor; Spiegel; Katzenauge |
| el. | reflektierende Fläche |
| energ.ind. | Reflektor |
| life.sc. | katoptrisches Fernrohr |
| tech. | Katzenauge; Rückstrahler; Schirm; Strahler |
| |||
| rückgerichtet | |||
|
retrodirective : 4 phrases in 3 subjects |
| Electronics | 2 |
| Optics branch of physics | 1 |
| Physics | 1 |