shellparameter
nounUK /ʃɛl pəˈræmɪtə/
US /ʃɛl pəˈræmɪtər/
A shell parameter is a little setting you give to a computer command to tell it what to do.
The script uses a shell parameter to choose which folder to open.
OTHER MEANINGS
2. A value passed to a shell function or script when it is run.
The shell parameter $1 holds the first word typed after the script name.
3. A special variable the shell sets or reads, like $HOME or $PATH.
Changing the shell parameter PATH lets you run programs from new folders.
4. An option that changes how a shell command behaves.
Adding the shell parameter -l makes the list command show extra details.