science fair

noun

: a typically competitive exhibition of science projects usually prepared and presented by schoolchildren

Examples of science fair in a Sentence

She won first place at the science fair.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Each participated in a White House science fair through their Girl Scout troupe. Michael Loria, USA Today, 19 June 2026 Students in sixth to eighth grade at Glenwood Academy in Glenwood received a helping hand from scientists who work at the global biopharmaceutical company AbbVie as the students prepared for a science fair. Melinda Moore, Chicago Tribune, 18 June 2026 Last year's science fair projects was a device to help people with blindness navigate the world. Libby Smith, CBS News, 1 May 2026 The annual show, which resembles a big, buzzy science fair, will host more than 100 exhibitor booths across 36,000 square feet. Samantha Conti, Footwear News, 28 Apr. 2026 See All Example Sentences for science fair

Word History

First Known Use

1930, in the meaning defined above

Time Traveler
The first known use of science fair was in 1930

Browse Nearby Words

Cite this Entry

“Science fair.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/science%20fair. Accessed 21 Jun. 2026.

Kids Definition

science fair

noun
: an exhibition of science projects typically prepared and presented by schoolchildren
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