| English thesaurus | |||
| |||
| PCD | |||
|
Photo : 591 phrases in 56 subjects |
| Alternative dispute resolution | 1 |
| American usage, not spelling | 2 |
| Analytical chemistry | 1 |
| Antennas and waveguides | 8 |
| Art | 2 |
| Artificial intelligence | 1 |
| Astronomy | 2 |
| Biology | 3 |
| British usage, not spelling | 1 |
| Business | 9 |
| Chemistry | 13 |
| Communications | 12 |
| Computers | 6 |
| Construction | 5 |
| Criminal law | 2 |
| Cultural studies | 40 |
| Earth sciences | 21 |
| Economics | 1 |
| Education | 5 |
| Electronics | 32 |
| Environment | 2 |
| Football | 2 |
| Forestry | 1 |
| General | 86 |
| Health care | 1 |
| High energy physics | 2 |
| Immigration and citizenship | 1 |
| Industry | 10 |
| Information technology | 24 |
| Law | 1 |
| Life sciences | 4 |
| Mass media | 2 |
| Materials science | 10 |
| Measuring instruments | 4 |
| Mechanic engineering | 6 |
| Medical | 21 |
| Medical appliances | 13 |
| Metallurgy | 2 |
| Microelectronics | 17 |
| Microsoft | 25 |
| Military | 7 |
| Natural resourses and wildlife conservation | 3 |
| Natural sciences | 1 |
| Non-governmental organizations | 2 |
| Nuclear physics | 14 |
| Optics branch of physics | 52 |
| Packaging | 5 |
| Photography | 2 |
| Physics | 3 |
| Polygraphy | 1 |
| Radiation | 14 |
| Radio | 3 |
| Sports | 2 |
| Surveying | 1 |
| Technology | 77 |
| Transport | 3 |