Merriam-Webster Logo
SINCE 1828
Menu
dictionary thesaurus

Aira

noun
Ai·ra | \ˈī-rə \

Definition of Aira 

: a genus of delicate annual grasses with 2-flowered spikelets

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 Aira

1770, in the meaning defined above

History and Etymology for Aira

New Latin, from Greek, darnel

Keep scrolling for more

Learn More about Aira

Dictionary Entries near Aira

aioli

AIPAC

air

Aira

airable

air alert

airampo

Statistics for Aira

Look-up Popularity

Time Traveler for Aira

The first known use of Aira was in 1770

See more words from the same year

Comments on Aira

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

Show Comments  Hide Comments 

WORD OF THE DAY

superjacent

lying above or upon

Get Word of the Day daily email!

Test Your Vocabulary

Words from Greek and Roman Mythology Quiz

  • the-triumph-of-venus-by-alessandro-magnasco
  • Boreal comes from the name of the ancient Greek god of which wind?
True or False

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

TAKE THE QUIZ
Word Winder's CrossWinder

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