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Definitions

tester

[tes-ter] / ˈtɛs tər /
NOUN
inquirer
Synonyms
STRONG
agent analyst attorney auditor detective examiner gumshoe hound inquisitor inspector investigator police prosecutor querier quester researcher reviewer sleuth snooper spy
WEAK
Sherlock Holmes plainclothes officer private detective private eye prober undercover cop
NOUN
inspector
Synonyms
STRONGEST
auditor controller detective investigator monitor police officer
STRONG
assessor checker overseer reviewer scrutinizer sleuth
WEAK
private eye
NOUN
investigator
Synonyms
STRONGEST
agent analyst auditor detective examiner inspector police prosecutor researcher
STRONG
attorney gumshoe hound inquirer reviewer sleuth snooper spy
WEAK
Sherlock Holmes plainclothes officer private detective private eye undercover cop
NOUN
researcher
Synonyms
STRONGEST
analyst investigator scientist
STRONG
analyzer clinician experimenter
NOUN
scientist
Synonyms
STRONGEST
analyst chemist expert physicist
STRONG
examiner
WEAK
lab technician prober
NOUN
test pilot
Synonyms
WEAK
analyst test driver tryer-out

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Another tester appreciated how easy it was to eat.

From Barron's • Feb. 24, 2026

Gifted with every upsell in Hyundai’s ample larder, our Calligraphy AWD tester carried 364 pounds of extra luxury around its midsection, compared to the FWD model.

From The Wall Street Journal • Jan. 8, 2026

The university is currently installing a new bespoke high-speed impact tester that can model the impact of ice, hail and bird strikes.

From BBC • Jan. 12, 2025

My neighbors and friends are good taste testers and then, of course, I hire a professional food tester to test the entire book.

From Salon • Aug. 18, 2024

Burt the tester brot me some flowers he said they were from the pepul at the psych departmint.

From "Flowers for Algernon" by Daniel Keyes