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

For your car, get the radiator system serviced or check the antifreeze level yourself with an antifreeze tester. —Daniel R. Depetris, Newsweek, 31 Jan. 2025

This luxurious body mist is a favorite amongst Glamour editors and testers alike. —Alanna Martine Kilkeary, Glamour, 30 Jan. 2025

The Enclave offers 3 models starting with the Preferred, our Sport Touring tester and the highest class, the Avenir. —Marc D Grasso, Hartford Courant, 25 Jan. 2025

Our testers also thought the blanket's fill was relatively thin, but its construction allowed the filling to remain evenly distributed. —Toni Sutton, People.com, 23 Jan. 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

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