 |
| isentropic: 149 phrases in 22 subjects |
| Acoustics | 1 |
| Aerohydrodynamics | 26 |
| Artillery | 1 |
| Astronautics | 11 |
| Aviation | 3 |
| Ballistics | 2 |
| Cartography | 2 |
| Combustion gas turbines | 4 |
| Construction | 1 |
| Electrical engineering | 1 |
| Energy industry | 5 |
| Makarov | 19 |
| Mathematics | 3 |
| Metallurgy | 1 |
| Meteorology | 3 |
| Nanotechnology | 2 |
| Nautical | 6 |
| Oceanography & oceanology | 1 |
| Physics | 19 |
| Refrigeration | 15 |
| Technology | 16 |
| Thermal engineering | 7 |