spot test

noun

Definition of spot test

1 : a test limited to a few key or sample points or a relatively small percentage of random spots
2 : a test conducted on the spot to yield immediate results

Examples of spot test in a Sentence

Recent Examples on the Web The on-the-spot test is in addition to the requirement of proof of a negative coronavirus test a maximum of 72 hours before arrival. Elena Becatoros, Star Tribune, "Greece's archbishop hospitalized with coronavirus symptoms," 19 Nov. 2020 Antigen: a quick, on-the-spot test that’s less sensitive than PCR but good at identifying people who are most likely to infect others. Lisa Song, ProPublica, "Rapid Testing Is Less Accurate Than the Government Wants to Admit," 16 Nov. 2020 Everyone's skin responds differently to products and stressors, so go slow and spot test any new, potentially irritating ingredients. Medea Giordano, Wired, "How to Prevent and Treat Face Mascne," 23 Aug. 2020 Note that bleach may cause discoloration on certain fabrics, so spot test an inconspicuous place before using. Alicia Chilton, Better Homes & Gardens, "How to Clean Mold Off Every Type of Outdoor Furniture," 5 Aug. 2020 The teams then re-enter the chamber to inspect the masks and conduct spot tests for harmful levels of residual hydrogen peroxide. Brian Kaiser, New York Times, "Where Thousands of Masks a Day Are Decontaminated to Battle the Virus," 11 Apr. 2020 No matter the finish, always spot test your walls first to be sure they won’t be damaged by water or the cleaning solution. Jennifer Kopf, Country Living, "How to Clean Walls so They Sparkle," 16 Jan. 2020 If any stains remain, sponge the surface with a cloth moistened in 1 cup rubbing alcohol and 1 cup warm water — but do a spot test on a hidden area first to make sure the fabric won't get damaged. Lauren Smith, Good Housekeeping, "How to Get Rid of Mold and Mildew in the Mustiest Corners of Your House," 6 Feb. 2019 That’s the official line from Facebook after the company was spotted testing the new feature on some people’s accounts on Thursday. David Meyer, Fortune, "A Facebook 'Dislike' Button? Site Is Experimenting With Reddit-Like Downvoting Instead," 9 Feb. 2018

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

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First Known Use of spot test

1928, in the meaning defined at sense 1

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Time Traveler for spot test

Time Traveler

The first known use of spot test was in 1928

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Statistics for spot test

Last Updated

26 Nov 2020

Cite this Entry

“Spot test.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/spot%20test. Accessed 17 Jan. 2021.

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