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SMTP

American  

abbreviation

Computers.

  1. Simple Mail Transfer Protocol: a set of standards used for transferring email messages from the sender to the recipient over the internet.

SMTP British  

abbreviation

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

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
SMTP Scientific  
/ ĕs′ĕm-tē-pē′ /

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

Etymology

Origin of SMTP

First recorded in 2000–05

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.