1. An established or official procedure, system, or set of rules that is widely accepted and used as a norm
The hospital follows standard protocol for patient intake procedures.
O hospital segue o protocolo padrão para os procedimentos de admissão de pacientes.
2. In computing and telecommunications, an agreed-upon set of rules governing data transmission and communication between systems
TCP/IP is a standard protocol used for internet communication.
TCP/IP é um protocolo padrão utilizado para comunicação na internet.
3. In diplomacy and formal settings, the customary rules of procedure and etiquette
Breaking standard protocol at the diplomatic summit caused tension.
Quebrar o protocolo padrão na cúpula diplomática causou tensão.