
1) Affix 2) Ending 3) Suffix 4) Termination
Found on
https://www.crosswordclues.com/clue/postfix

1) Suffix
Found on
https://www.crosswordclues.com/clue/postfix
[software] In computing, Postfix is a free and open-source mail transfer agent (MTA) that routes and delivers electronic mail, intended as an alternative to the widely used Sendmail MTA. Postfix is released under the IBM Public License 1.0 which is a free software licence. Originally written in 1997 by Wietse Venema at the IBM Thomas J. Wat...
Found on
http://en.wikipedia.org/wiki/Postfix_(software)

• (n.) A letter, syllable, or word, added to the end of another word; a suffix. • (v. t.) To annex; specifically (Gram.), to add or annex, as a letter, syllable, or word, to the end of another or principal word; to suffix.
Found on
http://thinkexist.com/dictionary/meaning/postfix/

operatorAn operator that is placed after its single operand.
Found on
http://www.csci.csusb.edu/dick/cs202/glossary.html
Post'fix noun ;
plural Postfixes . [ Prefix
post- +
-fix , as in
prefix : confer French
postfixe .]
(Gram.) A letter, syllable, or word, added to the end of another word; a suffix.
Parkhurst. Found on
http://www.encyclo.co.uk/webster/P/134
Post·fix' transitive verb To annex; specifically
(Gram.) , to add or annex, as a letter, syllable, or word, to the end of another or principal word; to suffix.
Parkhurst. Found on
http://www.encyclo.co.uk/webster/P/134

postfix To add a letter or group of letters to the end of a word; a suffix.
Found on
http://www.wordinfo.info/words/index/info/view_unit/1735/4
No exact match found.