|hēlēə|lithik adjective
Etymology: heli- (I) + -lithic
1. : marked by, observing, or associated with practices (as sun worship and the erection of megaliths) held by some diffusionists to constitute a single widespread neolithic culture originating in Egypt
heliolithic culture
heliolithic peoples
heliolithic monuments
2. : postulating an Egyptian origin for heliolithic traits found as the basis of higher culture in many parts of the world
the heliolithic theory