Meganeura
plural noun
Mega·neu·ra
Definition of Meganeura
: a genus of extinct insects (order Protodonata) that includes some with a wingspread of about three feet and that is known from the Upper Carboniferous of Commentry, France
Test Your Vocabulary
Odd Habits and Quirks
-
- Which of the following best describes an easily irritated person?

Test your knowledge - and maybe learn something along the way.
TAKE THE QUIZ
A daily challenge for crossword fanatics.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Share Meganeura