Merriam-Webster Logo
SINCE 1828
Menu
dictionary thesaurus

gregaria

noun
gre·​gar·​ia | \grə̇ˈga(a)rēə\
plural -s

Definition of gregaria 

: an irregularly recurrent phase in the life cycle of migratory or plague grasshoppers induced by crowded breeding conditions and marked by structural and color changes and the development of strongly gregarious behavior — compare solitaria

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 gregaria

New Latin, from Latin, feminine of gregarius

Keep scrolling for more

Learn More about gregaria

Dictionary Entries near gregaria

gregal

gregale

gregaloid

gregaria

Gregarina

Gregarinae

gregarine

Statistics for gregaria

Look-up Popularity

More from Merriam-Webster on gregaria

Spanish Central: Translation of gregaria

Comments on gregaria

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

Show Comments  Hide Comments 

WORD OF THE DAY

exculpate

to clear from alleged fault or guilt

Get Word of the Day daily email!

Test Your Vocabulary

Difficult Vocab Quiz

  • the-education-of-achilles-eugne-delacroix
  • Which is a synonym of discomfit?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Dictionary Devil

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

TAKE THE QUIZ

Love words? Need even more definitions?

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

Words at Play

Ask the Editors

Word Games