From Longman Dictionary of Contemporary Englishstateroomstate‧room /ˈsteɪtrʊm, -ruːm/ noun [countable] 1 a private room or place for sleeping on a ship2 TBBone of the large rooms in a palace
Examples from the Corpus
stateroom• The door to the after stateroom opened easily.• All staterooms are outside with large picture windows and private bathroom facilities.• She sat in their third-class stateroom.• Her light and airy teak interior has four staterooms, each with a private head, plus crew cabin.• The liner was huge; her stateroom resembled a house.• It may be needed simply, for example, for the part of the house containing the main staterooms. 