computing the name of a file or directory together with its position in relation to other directories traced back in a line to the root; the names of the file and each of the parent directories are separated from one another by slashes
pathname (pāth'nām') Pronunciation Key
The fully specified name of a computer file, including the position of the file in the file system's directory structure.
file system (Or "path") The specification of a node (file or directory) in a hierarchical file system. The path is usually specified by listing the nodes top-down, separating the directories by the pathname separator ("/" in Unix, "\" in MS-DOS). A pathname may be an absolute pathname or a relative pathname. The part of the pathname of a file after the last separator is called the basename. (1997-03-10)