adjective Palaeo·gae·an \ˌpālēōˈjēən, ˌpal-\
variants: or


less commonly


\ˌpālēōˈjēən, ˌpal-\

Definition of Palaeogaean

  1. :  of, relating to, or being a biogeographic realm consisting of the entire eastern hemisphere

Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Join MWU now and get access to America’s largest dictionary, with:

  • 300,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Origin and Etymology of palaeogaean

New Latin Palaeogaea eastern hemisphere, literally, old world (from pale- + -gaea) + English -an

Seen and Heard

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


to cast off or become cast off

Get Word of the Day daily email!