What Does Basename Mean?
A basename is the name of a directory in a Unix pathname that occurs after the last slash. It is also the name of a standard utility on Unix-like systems that returns the basename when given a Unix pathname. This program is part of the Single Unix Specification and installed on nearly every system, including most Linux distributions.
Techopedia Explains Basename
A basename is the last directory in a Unix path after the last slash. For example, in the pathname /usr/share/techopedia, the basename would be “techopedia.” There is also a utility called basename that returns the basename of a directory when given a pathname. It is frequently used in shell scripts for convenience. The major scripting languages, including Perl and Python, also have the capability to generate basenames through libraries.