tester

1 of 3

noun (1)

test·​er ˈte-stər How to pronounce tester (audio)
: one that tests or is used for testing

tester

2 of 3

noun (2)

tes·​ter ˈtē-stər How to pronounce tester (audio) ˈte- How to pronounce tester (audio)
: the canopy over a bed, pulpit, or altar

tester

3 of 3

noun (3)

tes·​ter ˈte-stər How to pronounce tester (audio)

Examples of tester 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.
Noun
Our staff and testers A beauty product is a personal purchase. Jailynn Taylor, Allure, 13 June 2026 The idea that started as a ripple appealed to Stevenson, a third generation Del Martian, who grew up immersed in the beach culture, and married a surf writer, enthusiast and board tester, quickly becoming part of a coastal enclave where surfing was not just a sport—rather a way of life. Catharine Kaufman, San Diego Union-Tribune, 13 June 2026 All position players in Spring Training had their heights measured by a team of independent testers conducting manual measurements and by representatives from a research institute using biomechanical analysis to confirm the manual measurements and safeguard against potential manipulation. Assistant Sports Editor, Los Angeles Times, 12 June 2026 The first iOS 27 and iPadOS 27 developer betas are available now, and a version aimed at public beta testers will follow in July. Andrew Cunningham, ArsTechnica, 8 June 2026 See All Example Sentences for tester

Word History

Etymology

Noun (2)

Middle English, headboard of a bed, canopy, from Anglo-French, from teste head, from Late Latin testa skull, from Latin, shell

Noun (3)

modification of Middle French testart, from teston

First Known Use

Noun (1)

1661, in the meaning defined above

Noun (2)

14th century, in the meaning defined above

Noun (3)

1546, in the meaning defined above

Time Traveler
The first known use of tester was in the 14th century

Browse Nearby Words

Cite this Entry

“Tester.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/tester. Accessed 17 Jun. 2026.

Kids Definition

tester

1 of 2 noun
tes·​ter ˈtēs-tər How to pronounce tester (audio) ˈtes- How to pronounce tester (audio)
: a canopy or a frame for a canopy over a bed, pulpit, or altar

tester

2 of 2 noun
test·​er
ˈtes-tər
: one that tests

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