Source : Webster's Revised Unabridged Dictionary (1913)

Selenography \Sel`e*nog"ra*phy\, n. [Gr. ??? the moon +
   -graphy.]
   The science that treats of the physical features of the moon;
   -- corresponding to physical geography in respect to the
   earth. ``Accurate selenography, or description of the moon.''
   --Sir T. Browne.