This is an example of a dictionary entry:

wound /woond/
n.
1. an injury

v.
2. to hurt

This definition shows how the word is said out loud. It says that the word "wound" is both a noun and a verb. It gives two definitions of "wound."

This is an example of a glossary:

Glossary of Terms in Music

Arpeggio
Playing the notes in a chord quickly, one after another

Beat
The pattern you can clap to in the music

Harmony
The sound of two or more notes heard at once