plural noun Palaeo·crinoidea

Definition of Palaeocrinoidea

in some classifications

  1. :  an order of Paleozoic stalked crinoids of supposedly primitive type having the actinal side of the calyx closed — compare neocrinoidea

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 palaeocrinoidea

New Latin, from pale- + Crinoidea

Seen and Heard

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


capable of being understood in two ways

Get Word of the Day daily email!