tester

1 of 3

noun (1)

test·​er ˈte-stər 

: one that tests or is used for testing

tester

2 of 3

noun (2)

tes·​ter ˈtē-stər  ˈte- 

: the canopy over a bed, pulpit, or altar

tester

3 of 3

noun (3)

tes·​ter ˈte-stər 

: teston sense a

Examples of tester in a Sentence

Recent Examples on the Web

Noun

Score the bedding and towels our testers reach for on repeat — plus so many more home essentials — for 15 percent off. —Averi Baudler, People.com, 8 July 2025

One tester noted zero bunion discomfort, even after full days of walking and standing. —Lauren Paige Richeson, Health, 30 June 2025

In the real world, my Blazer SS tester had about 260-ish miles (418 km) of range per charge (the performance model is significantly less efficient). —New Atlas, 30 June 2025

Many failed social apps have strong feedback from early testers, but fail to scale because the use case isn’t sticky or the need isn’t strong enough to build a habit. —Abdo Riani, Forbes.com, 26 June 2025

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

Rhymes for tester

• ester
• esther
• fester
• jester
• nester
• nestor
• pester
• prester
• quaestor
• wester
• yester
• ancestor

Kids Definition

tester

1 of 2 noun

tes·​ter ˈtēs-tər  ˈtes- 

: 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