vacuum flask

noun

Definition of vacuum flask

Examples of vacuum flask in a Sentence

Recent Examples on the Web Those without vehicles were seen carrying fuel in cans, bottles, and even vacuum flasks. Riyaz Wani, Quartz India, "Kashmir descends into a witch’s brew of fear and suspense," 4 Aug. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'vacuum flask.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of vacuum flask

1917, in the meaning defined above

Keep scrolling for more

Learn More about vacuum flask

Time Traveler for vacuum flask

Time Traveler

The first known use of vacuum flask was in 1917

See more words from the same year

Statistics for vacuum flask

Cite this Entry

“Vacuum flask.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/vacuum%20flask. Accessed 22 January 2020.

More from Merriam-Webster on vacuum flask

Rhyming Dictionary: Words that rhyme with vacuum flask

Britannica.com: Encyclopedia article about vacuum flask

Comments on vacuum flask

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

WORD OF THE DAY

to help to grow, develop, or succeed

Get Word of the Day daily email!

Test Your Vocabulary

Intact Latin Quiz

  • roman tablet
  • What did focus mean in Latin?
Spell It

Can you spell these 10 commonly misspelled words?

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!