gnus: FAQ - Glossary
11.9.12 Glossary
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“~/.gnus.el”
When the term ‘~/.gnus.el’ is used it just means your Gnus
configuration file. You might as well call it ‘~/.gnus’ or specify
another name.
“Back End”
In Gnus terminology a back end is a virtual server, a layer between
core Gnus and the real NNTP-, POP3-, IMAP- or whatever-server which
offers Gnus a standardized interface to functions like "get
message", "get Headers" etc.
“Emacs”
When the term Emacs is used in this FAQ, it means either GNU Emacs
or XEmacs.
“Message”
In this FAQ message means a either a mail or a posting to a Usenet
Newsgroup or to some other fancy back end, no matter of which kind
it is.
“MUA”
MUA is an acronym for Mail User Agent, it’s the program you use to
read and write e-mails.
“NUA”
NUA is an acronym for News User Agent, it’s the program you use to
read and write Usenet news.