• This is a “Word of the Day" thread, to reply to this thread please come up with a sentence with the given word. More details.

Word of the Day: AA

Well now, that's one I didn't know. I took two semesters of Geology too, and I was exposed to the names of different types of lava, but AA didn't come up, but they may have used a different name for it. It seems like most of the scientific names for lava are from the Hawaiian language.
 
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