| Subject | English | Portuguese |
| comp., MS, Braz. | Exchange System Manager | Gerenciador do Sistema do Exchange (A collection of Microsoft Management Console (MMC) snap-ins that Microsoft Exchange provides) |
| comp., MS | Exchange System Manager | Gestor de Sistema do Exchange (A collection of Microsoft Management Console (MMC) snap-ins that Microsoft Exchange provides) |
| commun., IT | institutionalized exchange system for television programmes | sistema de intercâmbio institucionalizado de programas de televisão |