| A | B |
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| Captain | The person on a cruise ship who is responsible for its operation and the safety of all those onboard. |
| Chief Housekeeper | The person of a cruise ship who is responsible for the cleaning and general maintenance of all cabins and interior areas on the ship. |
| Chief Officer | The captain's second in command and deputy. Also called the staff captain on some cruise lines. |
| Cruise Director | Oversees a staff responsible for managing a ship's entertainers, children's counselors and guest activities, including selling and coordinating shore excursions. |
| Flag of Convenience | The flag of the country where a cruise ship is registered and under whose laws it must operate. |
| Food and Beverage Manager | The person on a cruise ship who is responsible for providing quality food and beverage service to passengers and crew members. |
| Galley | The shipboard equivalent of a kitchen. |
| Hotel Manager | The person on a cruise ship who runs the hotel division. |
| Lido Deck | The deck that contains a cruise ship's main swimming pool. It is usually a center for many onboard activities. |
| Physician | The person on a cruise ship who is responsible for the medical care of passengers and crew members. |
| Purser | The second in command within the hotel department and a cruise ship's banker, information officer, human resource director, and complaint handler. |
| Shore excursions | Specially arranged trips, tours, and activities that occur off the ship. They are a significant part of onboard revenue for any cruise line. |
| Sitting | The time allotted for serving one complete meal to a group of diners. |
| Ton | A unit for measuring the total cubic capacity of a cruise ship. |
| Turnaround day | The day when a cruise ship finishes one cruise and starts another one. |
