from The American Heritage® Dictionary of the English Language, 4th Edition
- n. The study of the physical features of the moon.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. the scientific study of the Moon's geographic features; geography of the Moon
from the GNU version of the Collaborative International Dictionary of English
- n. The science that treats of the physical features of the moon; -- corresponding to physical geography in respect to the earth.
from The Century Dictionary and Cyclopedia
- n. The scientific study of the moon: chiefly used with reference to study of the moon's physical condition, and especially the form and disposition of the elevations and depressions by which its surface is characterized.
With this the inequalities of light and shade in the moon are more distinctly seen and placed, so that a sort of selenography can be made.
On the other hand, we have the valuable views of Mädler and Beer, whose lunar labours are unsurpassed, and whose map of the moon is a marvel and model of advanced selenography.
Langrenus  was the first to do serious work on selenography, and named the lunar features after eminent men.
An English school of selenography rose into importance.
For many years, accordingly, Schmidt had the field of selenography almost to himself.
The selenography of one side of the moon is much better known to us than the geography of the earth.
Eccrinology is the study of secretions and selenography is the study of moon.
The Greek-derived prefixed root selen - followed by the morpheme - o - is used as well; for example, the selenography (morphemes: selen-o-graph-y).
Although accepted for many years to be a natural feature of selenography, modern telescopes have discovered an area near the lunar North Pole that's apparently being used as a runway by a man in a red suit piloting an unusual spacecraft …
 selenography: the scientific study of the moon with special reference to its physical condition.