astrogeology

[as-troh-jee-ol-uh-jee]

noun

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

Origin of astrogeology

astro- + geology

Related formsas·tro·ge·o·log·ic

[as-troh-jee-uh-loj-ik] /ˌæs troʊˌdʒi əˈlɒdʒ ɪk/, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for astrogeology

astrogeology

noun

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