| Subject | English | Czech |
| amp. | addition of tannin | čiření vína taninem |
| comp., MS | addition operator | operátor sčítání (The + character, used to indicate addition or a positive number) |
| environ. | addition polymer A polymer formed by the chain addition of unsaturated monomer molecules, such as olefins, with one another without the formation of a by-product, as water; examples are polyethylene, polypropylene and polystyrene | polymer doplňkový |
| agric. | grape must with fermentation arrested by the addition of alcohol | hroznový mošt z čerstvých hroznů, jehož kvašení bylo zastaveno přidáním alkoholu |
| econ. | income in addition to normal pay | nemzdové příjmy |