| English thesaurus | |||
| |||
| CT | |||
|
Iris : 248 phrases in 25 subjects |
| American usage, not spelling | 2 |
| Automated equipment | 1 |
| Botany | 3 |
| British usage, not spelling | 2 |
| Chemistry | 2 |
| Cultural studies | 1 |
| Electronics | 2 |
| Entomology | 7 |
| Environment | 1 |
| General | 10 |
| High energy physics | 36 |
| Ichthyology | 2 |
| Information technology | 3 |
| Medical | 112 |
| Medical appliances | 14 |
| Natural resourses and wildlife conservation | 6 |
| Natural sciences | 5 |
| Obsolete / dated | 1 |
| Optics branch of physics | 27 |
| Ornithology | 1 |
| Physics | 5 |
| Refrigeration | 1 |
| Technology | 2 |
| Video recording | 1 |
| Weapons and gunsmithing | 1 |