An airdock, also known as an airship hangar, is a large enclosed structure designed to house and maintain airships. Synonyms for airdock might include airship shed, dirigible hangar, or zeppelin hangar. These terms all describe a covered area with enough space to accommodate the large size of airships. Other related phrases include airship maintenance facility, aerostat station, or blimp house. These terms highlight the function of the airdock as a place for airship maintenance and storage. The term airship dockyard also emphasizes the importance of these facilities as places for the construction and launching of airships.