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areology Syllabification: ar·e·ol·o·gy
Pronunciation: /ˌerēˈäləjē/

Definition of areology in English:


The study of the planet Mars.
Example sentences
  • For example ‘lunar geology’ and ‘martian geology’ have now ousted their more abstruse equivalents ‘selenology’ and ‘areology’.
  • The prefix areo - refers to Mars in the same way geo - refers to Earth - for example, areology versus geology.
  • This allows us to make optimal approaches to get better understanding of areology.


Pronunciation: /ˌe(ə)rēəˈläjikəl/
Example sentences
  • This morning we heard about the geological (areological?) history of Mars, especially as it was influenced by the presence of water.
  • On a global scale, we study the areological history of Mars, its ice and climate and the inner structure of the Moon.
  • That theory has now been questioned by both areological finds and DNA evidence.
noun& adjective
Example sentences
  • Scientifically, the book is extremely sound, depicting the planet as realistic as an areologist might hope for.
  • I think quite frankly that a lot of areologists would agree with this vision of Mars.
  • Even so, they look very unlike many of the geological formations found on Mars, although I am not enough of a geologist (or is the correct term areologist?) to know for certain.


Late 19th century: from Ares (Greek equivalent of the Roman war god Mars) + -ology.

Definition of areology in:
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