plural noun
Tri·​chop·​tera | \ -tərə\

Definition of Trichoptera

: an order of insects consisting of the caddis flies and formerly treated as a suborder of Neuroptera

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 Trichoptera

trichopteran \ -​rən \ adjective or noun
trichopterous \ -​rəs \ adjective

History and Etymology for Trichoptera

New Latin, from trich- + -ptera

Keep scrolling for more

Learn More about Trichoptera

Share Trichoptera

Statistics for Trichoptera

Look-up Popularity

Comments on Trichoptera

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


to gather or build up little by little

Get Word of the Day daily email!

Test Your Vocabulary

Homophone Quiz

  • three-bears-two-of-them-look-like-theyre-whispering-to-a-third-bear-who-looks-chuffed-to-be-the-center-of-attention
  • In order to judge how people felt, the senator's office hired a firm to take a ______.
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

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!