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  • test run
    test run
    noun
    an act of trying out a process, piece of equipment, program, etc., to see if it works properly.
  • test-run
    test-run
    verb (used with object)
    to try out (a process, pieces of equipment, etc.) to see if it works; do a test run on.
Synonyms

test run

1 American  
[test ruhn] / ˈtɛst ˌrʌn /

noun

test runs plural
  1. an act of trying out a process, piece of equipment, program, etc., to see if it works properly.


test-run 2 American  
[test ruhn] / ˈtɛst ˌrʌn /

verb (used with object)

test-ran, test-running
  1. to try out (a process, pieces of equipment, etc.) to see if it works; do a test run on.


verb (used without object)

test-ran, test-running
  1. to undergo a test run or perform in a specified way in a test run.

Other Word Forms

Derived Forms

Inflected Forms

Nouns

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.

See Examples For:

After the test run, Petty concluded that it will take less than 90 days to clean the three skyscrapers that stick out on the city skyline over Crypto.com Arena and the Harbor Freeway.

From Los Angeles Times Jul. 23, 2026

In my brief test run, the steering wheel rotated itself as the truck made careful turns.

From The Wall Street Journal Jun. 8, 2026

In a test run that excluded magnetic fields entirely, the protostars moved farther apart instead of closer together.

From Science Daily Jun. 5, 2026

Your early 60s is a test run for retirement, U.S.

From MarketWatch Dec. 11, 2025

They've been mostly packed since the test run.

From "The Martian" by Andy Weir

The test-run footage “is the work of a director with a vision,” says “Capturing Bigfoot” director Marq Evans.

From The Wall Street Journal Mar. 12, 2026

It will make Stone’s start on Wednesday part-audition, but also part test-run, in case he’s needed again in the near future because of a potential injury.

From Los Angeles Times May 3, 2023

Mr. Mayorkas said officials have had a test-run of that policy since early January, when they announced a program to “parole” migrants from Venezuela, Haiti, Cuba and Nicaragua.

From Washington Times Apr. 18, 2023

Meta has started offering it Australia and New Zealand users on a test-run basis, before it rolls it out in other countries including the U.S.

From New York Times Mar. 3, 2023

A quick test-run showed that the antibody was also being regenerated.

From Star Surgeon by Nourse, Alan Edward

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