selenography, selenographical 1. The description and delineation of the moon`s surface; the descriptive science relating to the moon; lunarography. 2. The study of the physical features of the moon. 3. The study of the moon's surface and description of its topography; specifically, referring to positions on the moon measured in latitude from the ... Found on http://www.wordinfo.info/words/index/info/view_unit/1929/2