The term 'ocean ship' can be summarized by the crossword solution 'LINER, ' which is a five-letter word. A LINER is a large commercial vessel that travels on the ocean, typically carrying passengers and cargo. Liners are usually equipped with amenities such as restaurants, shops, and entertainment venues to make the journey more comfortable for passengers. They are also designed to be more stable than other types of ships, allowing them to travel in rougher seas.