message envelope
[ˈmɛsɪdʒ ˈɛnvələʊp]
nounpl: message envelopes
envelope de mensagem
1. The digital container or wrapper that holds a message with its metadata, headers, and delivery information in electronic communication systems
The message envelope contains sender information, recipient addresses, and routing details required for email delivery.
O envelope de mensagem contém informações do remetente, endereços de destinatários e detalhes de roteamento necessários para a entrega de e-mail.
2. In postal systems, the physical outer container (envelope) that carries written correspondence
She placed the letter inside a message envelope and addressed it to the company.
Ela colocou a carta dentro de um envelope de mensagem e endereçou-o à empresa.
3. In telecommunications and data transmission, the protocol layer that encapsulates the actual message content with control information
The SMTP protocol uses message envelopes to separate the mail transport information from the message content.
O protocolo SMTP usa envelopes de mensagem para separar as informações de transporte de correio do conteúdo da mensagem.
The term 'message envelope' is primarily used in technical, IT, and telecommunications contexts in both English-speaking and Brazilian Portuguese-speaking regions. In traditional contexts, it refers to physical mail envelopes. In digital communication, it's a standard term among email administrators and IT professionals for discussing the technical layer of message transmission separate from the actual message content.
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