trial run: meaning, definition, pronunciation and examples
B2Neutral to formal
Quick answer
What does “trial run” mean?
A preliminary test or practice of something to see how it works before full implementation.
Audio
Pronunciation
Definition
Meaning and Definition
A preliminary test or practice of something to see how it works before full implementation.
Any initial attempt or rehearsal to evaluate performance, identify problems, or gain experience before the main event.
Dialectal Variation
British vs American Usage
Differences
No significant differences in meaning or usage. Both varieties use the term identically.
Connotations
Neutral; implies careful planning and evaluation.
Frequency
Equally common in both UK and US English.
Grammar
How to Use “trial run” in a Sentence
[Subject] + do/conduct/have + a trial run + of/on + [Object][Subject] + give + [Object] + a trial runVocabulary
Collocations
Examples
Examples of “trial run” in a Sentence
verb
British English
- We need to trial-run the new evacuation procedure.
- The team trial-ran the experiment last week.
American English
- We should trial-run the update on a few computers first.
- They trial-ran the new marketing campaign in a small region.
adjective
British English
- The trial-run phase identified several bugs.
- We are in a trial-run period for the new service.
American English
- The trial-run data looks promising.
- A trial-run version of the app is available.
Usage
Meaning in Context
Business
We'll do a trial run of the new software with a small team before company-wide rollout.
Academic
The research methodology underwent a trial run to validate the data collection instruments.
Everyday
Let's have a trial run of the recipe before we cook for the dinner party.
Technical
Engineers performed a trial run of the assembly line to calibrate the robotic arms.
Watch out
Common Mistakes When Using “trial run”
- Using 'trial run' as a verb (incorrect: 'We will trial run the system'). Correct: 'We will do a trial run of the system.' or 'We will trial-run the system' (hyphenated verb).
FAQ
Frequently Asked Questions
It is a two-word noun phrase, often hyphenated when used as a compound modifier (e.g., 'a trial-run period') or as a verb ('to trial-run').
Yes, but it is less common and typically hyphenated (e.g., 'to trial-run a system'). The more frequent usage is as a noun ('to do a trial run').
They are often synonymous. 'Rehearsal' is more specific to performances or speeches, while 'trial run' has a broader application to processes, systems, and events.
No. The purpose is to find problems, so an unsuccessful trial run is still valuable as it identifies issues that need fixing.
A preliminary test or practice of something to see how it works before full implementation.
Trial run is usually neutral to formal in register.
Trial run: in British English it is pronounced /ˈtraɪəl ˌrʌn/, and in American English it is pronounced /ˈtraɪəl ˌrʌn/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “Put it through its paces”
- “Take it for a spin”
Learning
Memory Aids
Mnemonic
Think of a TRIAL in court as a test of evidence; a TRIAL RUN is a test of how something performs.
Conceptual Metaphor
A JOURNEY (the 'run') taken to EXPLORE/DISCOVER (the 'trial') potential outcomes.
Practice
Quiz
What is the primary purpose of a 'trial run'?