"Motel" means a group of dwellings used for commercial purposes, such as a building or group of two (2) or more detached, semidetached or attached buildings containing guestrooms or dwelling units, with automobile storage space provided in connection therewith, which building or group is designed, intended or used primarily for the accommodation of transient automobile travelers, including groups designated as auto cabins, motor courts, motels and similar designations. (Ord. 1000 § 6.20, 1955)