alias:tldr:c6d76

The command "alias ${word}" is used to create an alias or a shortcut for a command or command sequence, where ${word} is a placeholder for a specific word or string. To use this command, you need to replace ${word} with the desired alias name or word. For example, if you want to create an alias for the command "ls -l" and name it "ll", you would use the following command: alias ll="ls -l" Once the alias is created, you can simply type "ll" instead of "ls -l" in the command line to execute the intended command. This can save time and make repetitive commands easier to type and remember.