| English thesaurus | |||
| |||
| DSA (harser) | |||
|
Density Spectral : 92 phrases in 14 subjects |
| Automated equipment | 5 |
| Communications | 6 |
| Construction | 1 |
| Dosimetry | 3 |
| Earth sciences | 6 |
| Electronics | 29 |
| Life sciences | 1 |
| Lighting other than cinema | 4 |
| Mathematics | 1 |
| Metrology | 3 |
| Nuclear physics | 1 |
| Radio | 1 |
| Statistics | 1 |
| Technology | 30 |