Glossaries are optional. Glossaries are an example of an AsciiDoc VariableList, the AsciiDoc glossary entry terms are terminated by the :- characters.

Grub

GNU GRUB is a Multiboot boot loader. It was derived from GRUB, GRand Unified Bootloader, which was originally designed and implemented by Erich Stefan Boleyn.

A glossary term

The corresponding (indented) definition.

A second glossary term

The corresponding (indented) definition.