Definitions for "Absolute path name"
The full path name of a file, including all the directories leading to it, starting with root (/) and ending with the file name itself. For example, /home/michael/myfile is an absolute path name. See also file, file name, path name, relative path name.
a path name that starts with the path name delimiter, usually the slash (/) character
(n.) For a file or directory, the list of directories from the root directory through the tree structure to the file name or directory name. Each name in the series is separated by a slash character (/).