This is an example of a dictionary entry:

im•mi•grant /im-i-gruhnt/
n.

1. a person who goes from one country to another, usually to live there forever
   
2. a living being found in an area that is different from its natural home

adj.

1. of or about immigrants

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

Following is an entry on a thesaurus.

re•volve /ri-valv/
v.
Definition: to turn around a center point
Synonyms: spin, swirl

Definition: to think about something seriously
Synonym: consider

This thesaurus entry shows two definitions of the word “revolve.” It shows how the word is broken down into syllables, how it is pronounced. It says that the word is a verb. It also gives the synonyms for the two definitions of the word.