| triangle abbr. | |
| gen. | Dreieck; Dreikant; Triangel; Trigon |
| amer. | GeodreieckR; Geometrie-Dreieck |
| cultur. commun. | Zeichendreieck |
| fig. | Dreiecksbeziehung |
| tech. | Triangel |
| transp. | Dreieckslenker |
|
Potier : 9 phrases in 4 subjects |
| Measuring instruments | 3 |
| Mechanic engineering | 1 |
| Physics | 2 |
| Technology | 3 |