SMTP

abbreviation for

, Computers.

1. Simple Mail Transfer Protocol: a set of standards used for transferring email messages from the sender to the recipient over the internet. Compare IMAP ( def ), Post Office Protocol ( def ).

SMTP

abbreviation for

1. simple mail transfer protocol: a protocol that enables e-mails to be sent between different servers

SMTP

/ ĕs′ĕm-tē-pē′ /

1. Short for Simple Mail Transfer Protocol. A protocol used on TCP/IP networks governing the transfer of e-mail.

Word History and Origins

Origin of SMTP¹

First recorded in 2000–05

Example Sentences

You did not directly go and interact with SMTP.

From The Verge

Something that we are investing in now — and a lot of entrepreneurs are working on — are protocols similar to SMTP.

From The Verge

They are protocols that let you build services in the same way as SMTP.

From The Verge

Imagine a world where you could have a protocol that is similar to SMTP, but for Discord or Twitter.

From The Verge

The software industry did the first by creating and popularizing a protocol known as SMTP—simple mail transfer protocol—which enabled the exchange of e-mail messages between heterogeneous computer systems.

From Literature