apropos
Search the manual pages for names and descriptions. More information: https://manned.org/apropos.
- Search for a keyword using a regular expression:
apropos
regular_expression
- Search without restricting the output to the terminal width ([l]ong output):
apropos -l
regular_expression
- Search for pages that match [a]ll the expressions given:
apropos
regular_expression_1 -a
regular_expression_2 -a
regular_expression_3