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test run

/tɛst ˈrʌn/ · test.run
noun
  1. A preliminary trial or evaluation of a product, system, or process to identify and correct defects or issues before a full-scale implementation. The software developers conducted a test run of the new program to ensure it was stable and efficient.
noun
  1. A rehearsal or trial performance of a play, concert, or other event to test the logistics, timing, and technical aspects. The theater company held a test run of the new musical to work out the kinks before the official premiere.
Did you know? The concept of a test run has become increasingly important in various industries, including software development, theater, and sports, where it helps to identify and correct mistakes before a major event or launch.
Written by Lexi Wordsworth, Dictionary Editor 2 lookups Added Jul 27, 2026