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

Early testers with paralysis have already demonstrated the device’s effectiveness by controlling digital interfaces and robotic limbs solely through thought, proving the technology’s potential to restore independence to those with severe mobility impairments. —Mrigakshi Dixit, Interesting Engineering, 30 Apr. 2026

Our staff and testers A beauty product is a personal purchase. —Sarah Felbin, Allure, 30 Apr. 2026

During the sale 427 lots will be up for bid, including everything from individual tools to a high-voltage battery tester, according to Inside EVs. —Bryan Hood, Robb Report, 29 Apr. 2026

These thin stainless steel cake testers are not only cheap to replace but also widely available. —Jennifer Zyman, Bon Appetit Magazine, 28 Apr. 2026

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