| Subject | English | Thesaurus |
| IT, abbr. | Common Part Convergence Sublayer | CPCS (ATM) |
| abbr., IT | Common Part Convergence Sublayer | CPCS |
| abbr., comp., net. | Common Part Convergence Sublayer-Service Data Unit | CPCS-SDU |
| comp., net., abbr. | Transport Convergence | TC |