Dictionary.com
definitions
  • synonyms

Oceanus Procellarum

[oh-see-ah-nuh s proh-suh-lahr-uh m, -an-uh s, oh-shee-]
See more synonyms for Oceanus Procellarum on Thesaurus.com
noun
  1. (Ocean of Storms) the largest dark plain on the face of the moon, in the second and third quadrants: about 2 million square miles (5.2 million sq. km).
Show More
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018