 |
| on: 109 phrases in 25 subjects |
| Abbreviation | 47 |
| Accounting | 1 |
| American stock exchange | 1 |
| Business | 2 |
| Communications | 1 |
| Computers | 1 |
| Ecology | 7 |
| Education | 1 |
| Energy industry | 2 |
| General | 15 |
| Information technology | 3 |
| Medical | 3 |
| Meteorology | 1 |
| Military | 2 |
| NASA | 1 |
| Oceanography & oceanology | 6 |
| Physiology | 1 |
| Rail transport | 3 |
| Technology | 1 |
| Television | 1 |
| United Nations | 2 |
| United States | 1 |
| University | 1 |
| Veterinary medicine | 4 |
| Water supply | 1 |