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Rupes Altai

American  
[roo-peez al-tahy] / ˈru piz ˈæl taɪ /

noun

  1. a mountain range in the fourth quadrant of the face of the moon: about 315 miles (507 km) long.

Etymology

Origin of Rupes Altai

< New Latin: Altai crags

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.