• EML is a file extension for an e-mail message saved to a file in the MIME RFC 822 standard format by Microsoft Outlook Express as well as some other email programs.
  • A single RFC822 mail file message.
  • An email file format, usually containing a single email message.

See Also


  1. EML File Format, http://whatis.techtarget.com/fileformat/EML-Microsoft-Outlook-Express-mail-message-MIME-RFC-822.
  2. Ibis Consulting, Glossary.
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