planetology

play
noun plan·et·ol·o·gy \ˌpla-nə-ˈtä-lə-jē\

Definition of planetology

plural

planetologies

  1. :  a branch of astronomy that deals with the condensed matter of the solar system and especially with the planets and their moons

planetological

play \ˌpla-nə-tə-ˈlä-ji-kəl\ adjective

planetologist

play \ˌpla-nə-ˈtä-lə-jist\ noun

1865

First Known Use of planetology

1865


Seen and Heard

What made you want to look up planetology? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

to give up a position of power

Get Word of the Day daily email!

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!