| Subject | English | Portuguese |
| comp., MS | smart card unblocking | desbloqueio através de smart card (The action of binding a smart card with administrative credentials to reset the the personal identification number (PIN) attempt counter) |
| comp., MS | unblock code | código de desbloqueio (An operator-provided code to unblock a SIM card) |
| el. | unblocked zone | zona não bloqueada |
| commun., IT | unblocking-acknowledgement signal | sinal de acuso de receção de desbloqueio |
| el., sec.sys. | unblocking directional comparison protection | protecção com sobrealcance e desencravamento |
| el., sec.sys. | unblocking overreach protection | protecção com sobrealcance e desencravamento |
| el. | unblocking signal | sinal de desbloqueio |