sel·​e·​nog·​ra·​phy | \ ˌseləˈnägrəfē\
plural -es

Definition of selenography

1 : the science of the physical features of the moon attention of astronomers was directed to other fields, and selenography … made no further progress— R. B. Baldwin
2 : the physical geography of the moon the first major treatise on descriptive selenography to appear in English for a quarter-century— Joseph Ashbrook

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History and Etymology for selenography

selen- entry 1 + -graphy

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concealment of treason or felony

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