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Definition of "planetology" []

  • The branch of astronomy that deals with the planets of the solar system. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "planetology" in a sentence
  • "I've been waffling over how much planetology is really needed to set up the ending, and trying to find a way to cram in an explanation of some backstory that most of my critiquers didn't pick up on."
  • "PROS: Very interesting sci-fi ideas about life at extremely low temperatures, includes facts based on the very latest science available in biology and planetology, characters were very interesting and well managed."
  • "It is Creationists and Creationists alone who have created these catagories in an effort to try to throw out not merely biology but planetology, geology, astronomy, chemistry, and even basic physics (indeed, any field of science that defies their literalistic reading of Genesis) under a straw-man they call “Evolutionism”."