A dry dock (sometimes dry-dock or drydock) is a narrow basin or vessel that can be flooded to allow a load to be floated in, then drained to allow that load to come to rest on a dry platform.
A passenger ship is a merchant ship whose primary function is to carry passengers on the sea.
RMS Queen Mary 2 (also referred to as the QM2) is a transatlantic ocean liner.
A sea trial is the testing phase of a watercraft (including boats, ships, and submarines).
Shipbuilding is the construction of ships and other floating vessels.