trial run


Definition of trial run

: a testing exercise : experiment

Examples of trial run in a Sentence

They will put the software through many trial runs before putting it on the market. We will have to give the machine a trial run.

Recent Examples on the Web

This year’s Saturday-night trial ran from June 2 to Sept. 29 and averaged 18 participants per session, according to the parks department. Daniel Beekman, The Seattle Times, "Hoping to keep teens safe, Seattle to add hours at South Park Community Center," 6 Nov. 2018 Daily reports on the trial ran in newspapers nationwide., "July 11, 1925: Scopes trial begins," 11 July 2018 The Berkeley National Lab already has some experience operating the complicated instrument thanks to ProtoDESI, a crucial trial run in working with the worm-like robots that will control the fiber-optic cables. David Grossman, Popular Mechanics, "A Telescope Filled With Robotic Worms Will Help Us Map the Cosmos," 9 Aug. 2016 This marked the first of a seven-game trial run to see how the fans and the policies would work. Peter Dawson, star-telegram, "'Liquid energy': Beer served at TCU baseball game for first time ever | Fort Worth Star-Telegram," 2 May 2018 On its first trial runs in live traffic, the Combino performed as expected on its 3.7-mile (6km) route. David Grossman, Popular Mechanics, "World's First Self-Driving Trolley Starts Taking Passengers," 24 Sep. 2018 That will help show how useful this trial run of pre-storm analysis was. Scott K. Johnson, Ars Technica, "A quick simulation of Hurricane Florence done without climate change," 13 Sep. 2018 Jones was skeptical about the idea until Johnston spoke a few Navajo words to him and was asked to do a trial run with Navajo people. Shondiin Silversmith, azcentral, "Navajo Code Talkers created an unbreakable code. It helped win World War II," 11 July 2018 The massive ship, which made its trial run last week from France, cost $1.1 billion to make and took over two and a half years to build. Kari Costas, ELLE Decor, "The World's Largest Cruise Ship Has Officially Set Sail," 14 Mar. 2016

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'trial run.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of trial run

1903, in the meaning defined above

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Time Traveler for trial run

The first known use of trial run was in 1903

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More Definitions for trial run

trial run


English Language Learners Definition of trial run

: a test in which a product or procedure is tried in order to see if it works correctly

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