warship
n. countable B2 Upper Intermediate US //ˈwɔɹˌʃɪp// UK //wˈɔːʃɪp// war·ship
n. a large, strong ship built for fighting at sea. It carries weapons and is used by a country's navy.
n. a ship designed and armed for naval combat. Typically operated by a sovereign state's naval forces and distinguished from merchant vessels by its offensive and defensive capabilities.
The warship sailed into the harbor this morning.
The navy deployed a modern warship to patrol the international waters and protect trade routes from piracy.
The treaty restricted the number of heavy warships each nation could maintain, aiming to prevent a naval arms race in the Pacific theater.
From war + ship.