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docs/Linux-Commands/.recycle/016-the-whatis-command.md

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+# The `whatis` command
+
+The `whatis` command is used to display one-line manual page descriptions for commands. 
+It can be used to get a basic understanding of what a (unknown) command is used for.
+
+### Examples of uses:
+
+1. To display what `ls` is used for:
+
+```
+whatis ls
+```
+
+2. To display the use of all commands which start with `make`, execute the following:
+
+```
+whatis -w make*
+```
+
+### Syntax:
+
+```
+whatis [-OPTION] [KEYWORD]
+```
+
+### Additional Flags and their Functionalities:
+
+|**Short Flag**   |**Long Flag**   |**Description**   |
+|:---|:---|:---|
+|`-d`|`--debug`|Show debugging messages|
+|`-r`|`--regex`|Interpret each keyword as a regex|
+|`-w`|`--wildcard`|The keyword(s) contain wildcards|