selenology


sel·e·nol·o·gy

noun \ˌse-lə-ˈnä-lə-jē\

Definition of SELENOLOGY

:  a branch of astronomy that deals with the moon
se·le·no·log·i·cal \ˌse-lə-nō-ˈlä-ji-kəl, sə-ˌlē-nə-ˈlä-\ adjective
sel·e·nol·o·gist \ˌse-lə-ˈnä-lə-jist\ noun

First Known Use of SELENOLOGY

1821

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