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

Our testers named this one of our favorite curling irons, and major kudos were given to the device’s lightweight nature, easy-to-use design, and safe-on-hair Coanda technology. —Izzy Baskette, PEOPLE, 8 Oct. 2025

Both our fine- and thick-haired testers were wowed by the glossy finish of Wella Professionals’ Ultimate Smooth Miracle Oil Serum. —Lily Wohlner, Allure, 8 Oct. 2025

Senior entertainment editor Rachel Wallace is one such tester who uses this unit every day—sometimes twice a day—and loves to experiment with the custom milk settings. —Blake Bakkila, Architectural Digest, 8 Oct. 2025

Our family of kid testers couldn’t believe how lifelike Stitch’s movements were. —Pamela Brill, Parents, 2 Oct. 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