air-box

noun
plural air-boxes

Definition of air-box

: a chamber in a motor vehicle through which air is drawn and filtered before passing into the carburetors or fuel injectors One of the car’s neatest features is a flap on the intake air-box beneath the hood that opens above 3,000 rpm, emitting a wild, flat intake moan under acceleration.— Terry Box, Dallas Morning News, 8 June 2008

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 air-box

1857, in the meaning defined above

Keep scrolling for more

Learn More about air-box

Time Traveler for air-box

Time Traveler

The first known use of air-box was in 1857

See more words from the same year

Statistics for air-box

Cite this Entry

“Air-box.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/air-box. Accessed 13 Aug. 2020.

Comments on air-box

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

WORD OF THE DAY

Test Your Vocabulary

Original Meanings Quiz

  • rembrandt painting a young scholar and his tutor
  • Which of the following is the earliest known sense of the word awe?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Bee Cubed

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!