Now that you know that you need a glossary, the steps for creating a glossary for your course terminology is straightforward.
Ensure that editing is turned on (click Turn Editing On).
In Topic 1 (Introduction) click on the Add an activity drop down, and select Glossary from the options.
This glossary will be for Product Terminology, so fill this in as the Name of the glossary.
Description is very important in most activities, and the glossary is no different. This provides the context around the content which appears in the glossary. So fill in some text explaining why the glossary is here and for what purpose it is added.
Leave the default Entries shown per page, as ten is a good amount. However, you may want to change this to more or less depending on the size of each entry to avoid too much scrolling.
As this glossary is related to the Mahara...