Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun The study of the physical features of the moon.

from The Century Dictionary.

  • noun 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.

from the GNU version of the Collaborative International Dictionary of English.

  • noun The science that treats of the physical features of the moon; -- corresponding to physical geography in respect to the earth.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun astronomy, geography, cartography the scientific study of the Moon's geographic features; geography of the Moon

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

selen- + -o- + -graphy

Examples

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