sunlampPronunciation: /ˈsʌnlamp/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 film-making. sunlamp in other Oxford dictionaries Definition of sunlamp in the US English dictionary