astrogeologistn.
/ˌastrə(ʊ)dʒɪˈɒlədʒɪst/, U.S. /ˈˌæstrədʒiˈɑlədʒɪst/ An expert in or student of astrogeology (chiefly in sense 2).
ΚΠ
1853 Wesleyan-Methodist Mag. Jan. 43 What mind shall range..from firmament to firmament, where stellar bodies lie heaped layer above layer, massed together in the eye of the astro-geologist, though each world-particle is distant from the next a hundred million miles!
1962 F. I. Ordway et al. Basic Astronautics v. 174 The astrogeologist has to adapt the skills and the techniques of conventional geology to the particular environmental surface and subsurface conditions found on the moon or planet on which he is focusing his attention.
2008 Nature 26 June 1161/2 As the space race took off, rich new Moon maps were produced, and pioneering astrogeologists buried the volcanic theories.
This is a new entry (OED Third Edition, March 2012; most recently modified version published online December 2021).
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