Try Our Apps
Any of various relatively large carnivorous insects of the order Megaloptera, having biting mouthparts and two pairs of large wings. Megalopterans include the alderflies and dobsonflies, and used to be classified as neuropterans.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
Discover our greatest slideshows
Words Built For Speed
Hasta la Vista! 8 Goodbyes Worth...
14 Thought-Provoking Quotes About...
Should I use ALL-CAPS?
Browse more topics on our blog
What Is the Difference Between Discreet and Discrete?
Learn the correct uses of these two commonly confused homophones.
What Character Was Removed from the Alphabet?
What mistaken pronunciation gave this character its name?
This small mark has two primary uses: to signify possession or omitted letters.
How Do I Get a Word into the Dictionary?
People invent new words all the time, but which ones actually make it?
Word of the Day
Word Value for
Words With Friends
Nearby words for megalopteran