file name extension synonyms

Here's a list of possible synonyms and antonyms for the term file name extension:

extension, filename extension, file name extensionnoun
a string of characters beginning with a period and followed by one or more letters; the optional second part of a PC computer filename
Synonyms:
lengthiness, prolongation, filename extension, extension, extension phone, university extension, annex, telephone extension, elongation, denotation, propagation, wing, extension service, annexe, file name extension, reference