Pleu·​ro·​me·​ia | \ plu̇ˈrōmēə\

Definition of Pleuromeia

: a genus of Triassic fossil plants that is included in Lepidodendrales or isolated in a separate order, has characters in common with the genera Sigillaria and Isoetes, and is marked by an unbranched trunk arising from an enlarged lobulated root-bearing base terminating in a crown of long ligulate leaves, and bearing heterosporous cones at its apex

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 Pleuromeia

New Latin, from pleur- + International Scientific Vocabulary -ome + New Latin -ia

Keep scrolling for more

Comments on Pleuromeia

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


a topic to which one constantly reverts

Get Word of the Day daily email!

Test Your Vocabulary

Where in the World? A Quiz

  • peter bruegel tower of babel painting
  • What language does pajama come from?
Spell It

Can you spell these 10 commonly misspelled words?

Syn City

Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

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