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astrogeology

American  
[as-troh-jee-ol-uh-jee] / ˌæs troʊ dʒiˈɒl ə dʒi /

noun

  1. the science dealing with the structure and composition of planets and other bodies in the solar system.

astrogeology British  
/ ˌæstrəʊdʒɪˈɒlədʒɪ /

noun

  1. the study of the structure, composition, and history of other planets and other bodies in the solar system

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • astrogeologic adjective

Etymology

Origin of astrogeology

astro- + geology

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Geological Survey's astrogeology department, has lectured astronauts in this field, served as project chief for photo and telescopic mapping of the moon and planets.

From Time Magazine Archive

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.