apropos

Search the manual pages for names and descriptions. More information: https://man.archlinux.org/man/apropos.1.

Search for a keyword using a regular expression:

apropos {{regular_expression}}

Search without restricting the output to the terminal width:

apropos -l {{regular_expression}}

Search for pages that contain all of the expressions given:

apropos {{regular_expression_1}} -a {{regular_expression_2}} -a {{regular_expression_3}}