Domaći
| operator sustava | system operator | |
| operator usporedbe | comparison operator | |
| operator združi van ja (u relacijskoj algebri) | join operator | |
| operatori | operators | |
| operatori Baskakova | Baskakov operators | |
| Operatorske algebre | Operator algebras | |
| operatorski | operator | |
| operatorski prostor | operator space | |
| opereta | operetta | |
| operirati | operate | |
| operisati | operate | |
| opernatiti | fledge | |
| operne | opera | |
| operni | operas | |
| operni libreto | opera libretto |
