Updated: 04/26/2017 by Computer Hope

A suffix may refer to any of the following:

suffix definition1. In general, suffix refers to a letter(s) or word appended to the end of another. For example, 's' is the suffix of "computers."

2. When referring to a command line, suffix is one or more options added to the original command. For example, the MS-DOS command: "dir /p", the /p is the suffix of the dir command.

3. A suffix is another name for a file extension.

Prefix, Substring