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

The Showrunner system lets users insert themselves into a TV show’s world, too, which has proven to be a popular use-case among the alpha testers, Saatchi said. —Todd Spangler, Variety, 30 July 2025

Each tester looks at the softness of the material and whether the crisp, breathable bedding pieces are actually worthy of our best cooling sheets roundup. —Yelena Moroz Alpert, Architectural Digest, 29 July 2025

As much as our testers love Lululemon’s Fast and Free shorts, longer runs call for an upgrade—like a longer inseam to prevent chafing and larger pockets that can fit more of your essentials. —Jessica Kasparian, SELF, 29 July 2025

New updates that began rolling out to testers in the Windows Insider program yesterday include a couple of small but meaningful changes for Windows power users. —Andrew Cunningham, ArsTechnica, 29 July 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