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areology

American

[air-ee-ol-uh-jee] / ˌɛər iˈɒl ə dʒi /

noun

Astronomy.

the observation and study of the planet Mars.

Other Word Forms

Etymology

Origin of areology

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.