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)
: teston sense a

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
Meet our staff and testers A beauty product is a personal purchase. — Christa Joanna Lee, Allure, 28 Aug. 2026 How Happy Head performed in our Lab tests Our tester started using Happy Head around age 25 and continued for five years. — Bestreviews, Chicago Tribune, 28 Aug. 2026 In our Celestron StarSense Explorer DX 130AZ review, our expert tester Damian Peach awarded it an impressive 4 out of 5-star. — Paul Brett, Space.com, 28 Aug. 2026 The memory foam gently hugs your body, and our tester said their hip pain disappeared after sleeping on it. — Toni Sutton, PEOPLE, 26 Aug. 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

Rhymes for tester

See All Rhymes for tester

Browse Nearby Words

testee
tester
tester bed
See all Nearby Words

Cite this Entry

“Tester.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/tester. Accessed 1 Sep. 2026.

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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

More from Merriam-Webster on tester

Britannica.com: Encyclopedia article about tester

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