Palaeocrinoidea

plural noun
Palaeo·​crinoidea

Definition of Palaeocrinoidea

in some classifications
: 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.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

History and Etymology for Palaeocrinoidea

New Latin, from pale- + Crinoidea

Keep scrolling for more

Learn More about Palaeocrinoidea

Statistics for Palaeocrinoidea

Cite this Entry

“Palaeocrinoidea.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Palaeocrinoidea. Accessed 20 Apr. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

Comments on Palaeocrinoidea

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

WORD OF THE DAY

Test Your Vocabulary

Name that Thing: Flower Edition

Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
 AlphaBear 2

Spell words. Make bears.

TAKE THE QUIZ
Love words? Need even more definitions?

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