| Subject | English | Bulgarian |
| environ. | air-water interaction The physical processes at the air-water interface: momentum, heat and mass transfer across the air-water interface, mixing of surface water by wind stress and wave breaking, directional wave spectra and wave forces on offshore structures. The air-water interaction is measured by the turbulence and gas exchanges resulting from the mixing of the water column by wind | взаимодействие "въздух-вода" |
| life.sc. | antagonistic interaction | антагонизъм |
| life.sc. | antagonistic interaction | антагонистичен ефект |
| environ. | interaction of pesticides | взаимодействие на пестицидите (Увеличаването на активността на пестицидите, когато те се използват в комбинация с други) |
| life.sc. | subadditive interaction | антагонизъм |
| life.sc. | subadditive interaction | антагонистичен ефект |
| med., pharma. | supra-additive interaction | синергичен ефект |
| med., pharma. | synergistic interaction | синергичен ефект |