| Able Seaman | A crew member with more than two years’ experience, who is considered well acquainted with his duties |
| Aft | Towards the stern |
| Amidships | The middle section of a ship |
| Bosun | A crew member who oversees equipment and other crew members |
| Bow | The forward section of a ship |
| Breakwater | A barrier built to protect a harbour or stretch of coast from strong waves |
| Bridge | A forward-facing platform, typically enclosed, which houses most of a ship’s navigation instruments |
| Bulkhead | A partition wall in a ship’s interior |
| Crow’s Nest | A ship’s lookout post, usually positioned near the top of the forward mast |
| Davit | A curved on-deck crane used for the raising and lowering of lifeboats. This was manually operated on the Titanic |
| Double Bottom | Two complete layers of watertight hull surface |
| Ensign | A national flag, as it is flown at sea. Some countries, like the United Kingdom, have a variant of their usual flag that serves as their ensign |
| Fireman | On board, a crew member attached to the Engine Department tasked with monitoring the boiler fires and their steam pressure |
| Forecastle | Sometimes pronounced ‘foke-sil’ by crew members, it is the section of deck ahead of the forward mast |
| Foremast | The forward mast |
| Galley | A ship’s kitchen |
| Morse Light | An electric light on open deck used for the transmission of Morse Code to other ships |
| Poop Deck | Exterior deck at the stern |
| Port | Facing forward, the left side of a ship |
| Quartermaster | A petty officer who steers the ship |
| Rivet | An iron or steel pin used to hold together plates of metal in the ship’s hull |
| Rudder | A device at the stern used for steering |
| Starboard | Facing forward, the right side of a ship |
| Stern | Towards the back end of a ship |
| Surgeon | On ship, the equivalent to a doctor |
| Well Deck | A space of open deck lying on a lower level between the Forecastle and Poop decks |