Agros·​tis | \ ə-ˈgrä-stəs\

Definition of Agrostis

: a large and widely distributed genus of grasses having an open or contracted panicle with small one-flowered spikelets and including important pasture, hay, and lawn grasses — see bent sense 2d, redtop

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!

First Known Use of Agrostis

circa 1543, in the meaning defined above

History and Etymology for Agrostis

New Latin, from Latin, couch grass, from Greek agrōstis, a grass

Keep scrolling for more

Learn More about Agrostis

Statistics for Agrostis

Look-up Popularity

Time Traveler for Agrostis

The first known use of Agrostis was circa 1543

See more words from the same year

Comments on Agrostis

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


the way words of a language are spelled

Get Word of the Day daily email!

Test Your Vocabulary

A Green Quiz

  • shamrock
  • What is the best definition of green-eyed monster?
Spell It

Can you spell these 10 commonly misspelled words?

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!