<file format> (CSV) A file format used as a portable representation of a database. Each line is one entry or record and the fields in a record are separated by commas. Commas may be followed by arbitrary space and/or tab characters which are ignored. If field includes a comma, the whole field must be surrounded with double quotes.
Try this search on Wikipedia, OneLook, Google
Nearby terms: command line interface « command-line interpreter « command line option « comma separated values » COMMEN » comment » comment out