test case

noun

1
: a representative case whose outcome is likely to serve as a precedent
2
: a proceeding brought by agreement or on an understanding of the parties to obtain a decision as to the constitutionality of a statute

Examples of test case in a Sentence

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.
The two races offer early test cases for how the politics of AI infrastructure could shape campaigns nationwide in 2026 and beyond. Sharon Goldman, Fortune, 22 Oct. 2025 Gallium nitride high-electron-mobility transistors were an ideal test case for diamond cooling. IEEE Spectrum, 20 Oct. 2025 Both supporters and opponents see these early moves as test cases that are laying the groundwork for moving more of the agency's work to other parts of the government. Arkansas Online, 19 Oct. 2025 The antifa executive order was the test case. Jason M. Blazakis, Mercury News, 18 Oct. 2025 See All Example Sentences for test case

Word History

First Known Use

1850, in the meaning defined at sense 1

Time Traveler
The first known use of test case was in 1850

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Cite this Entry

“Test case.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/test%20case. Accessed 31 Oct. 2025.

Legal Definition

test case

see case sense 1a

Last Updated: - Updated example sentences
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