| A | B |
| cancel | Delete a meeting. |
| mandatory attendee | A person who must attend a meeting. |
| meeting | A scheduled activity that requires sending invitations to other people or resources. |
| meeting organizer | The person who creates the meeting and sends meeting invitations. |
| meeting request | Outlook item that creates a meeting and invites attendees. |
| occurrence | A single meeting in a series of recurring meetings. |
| optional attendee | A person who should attend the meeting but whose presence is not required. |
| recurring meeting | A meeting that occurs at regular intervals. |
| resource | An item or a location that can be invited to a meeting. |