selenology

noun
sel·e·nol·o·gy | \ ˌse-lə-ˈnä-lə-jē \

Definition of selenology 

: a branch of astronomy that deals with the moon

Other words from selenology

selenological \ˌse-lə-nō-ˈlä-ji-kəl, sə-ˌlē-nə-ˈlä- \ adjective
selenologist \ˌse-lə-ˈnä-lə-jist \ noun

First Known Use of selenology

1821, in the meaning defined above

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The first known use of selenology was in 1821

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