sunlamp Syllabification: (sun·lamp)Pronunciation: /ˈsənˌlamp/Translate sunlamp | into French | into German | into Italian Definition of sunlamp noun 1a lamp emitting ultraviolet rays used as a substitute for sunlight, typically to produce an artificial suntan or in therapy. 2a large lamp with a parabolic reflector used in filmmaking. sunlamp in other Oxford dictionaries Definition of sunlamp in the British & World English dictionary