| disk | |
| gen. | disco compacto; disco; tarazon |
| agric. mech.eng. | disco de arado; casquete esférico; disco cóncavo |
| comp., MS | disco |
| IT tech. | disco magnético |
| mech.eng. | disco divisor |
| med. | disco |
|
Rayleigh : 35 phrases in 10 subjects |
| Antennas and waveguides | 3 |
| Chemistry | 3 |
| Communications | 5 |
| Earth sciences | 10 |
| Electronics | 5 |
| Magnetics | 2 |
| Mathematics | 2 |
| Physical sciences | 3 |
| Physics | 1 |
| Radio | 1 |