plural noun
Prot·​odonata | \ (¦)prōt+\

Definition of Protodonata

: an order of extinct insects related to the Odonata, known mainly from the Upper Carboniferous and Permian, and characterized by a full but specialized venation with numerous crossveins

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!

Other Words from Protodonata

protodonatan \ -​tən \ adjective or noun
protodonate \ (ˈ)prōt+ \ adjective

History and Etymology for Protodonata

New Latin, from prot- + Odonata

Keep scrolling for more

Comments on Protodonata

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


authorized for issue (as a bond)

Get Word of the Day daily email!

Test Your Vocabulary

Musical Words Quiz

  • gramophone
  • Which word describes a musical performance marked by the absence of instrumental accompaniment?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

Word Winder's CrossWinder

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!