| Subject | English | Portuguese |
| commun. | compatibility between circuit switched and packet switched services | compatibilidade entre serviços de ligação de circuito e serviços de ligação de pacotes |
| law | compatibility of the national and European mandates | compatibilidade entre o mandato nacional e o mandato europeu |
| comp., MS | Microsoft Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats | Microsoft Office Compatibility Pack para Formatos de Ficheiros do Word, Excel e PowerPoint 2007 (A Microsoft supplemental set of tools that provides Office 2000, XP and 2003 users integration from their older file formats with the new file formats for Word, Excel and PowerPoint in the 2007 Microsoft Office system) |
| environ. | physical and chemical compatibility | compatibilidade física e química |