tested

1 of 2

adjective

test·​ed ˈte-stəd How to pronounce tested (audio)
Synonyms of testednext
: subjected to or qualified through testing
—often used in combination
time-tested principles

tested

2 of 2

past tense and past participle of test entry 2

Examples of tested in a Sentence

Recent Examples on the Web
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Adjective
Each application is pre-tested and integrated into the platform to reduce deployment time and improve reliability for end users. — Neetika Walter, Interesting Engineering, 31 July 2026 But summer back in New York, amid the fug of the city, requires a return to a tested and true formula. — Anna Cafolla, Vogue, 22 June 2025 The End Kidney Deaths Act finally offers a tested and reasonable solution. — Lindsay Gutierrez, Baltimore Sun, 13 May 2025 There is no reliable and tested method that can say that a certain volcano will erupt on a certain day or at a certain time. — Erik Klemetti, Discover Magazine, 29 Feb. 2024 See All Example Sentences for tested

Word History

First Known Use

Adjective

1748, in the meaning defined above

Time Traveler
The first known use of tested was in 1748

Phrases Containing tested

Rhymes for tested

See All Rhymes for tested

Browse Nearby Words

test-drive
tested
testee
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Cite this Entry

“Tested.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/tested. Accessed 2 Sep. 2026.

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Kids Definition

tested

adjective
test·​ed ˈtes-təd How to pronounce tested (audio)
: examined or qualified through testing
time-tested principles

Medical Definition

tested

adjective
: subjected to test
especially : pronounced free of disease as a result of testing
tuberculin-tested cattle

More from Merriam-Webster on tested

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