- trial
- trial tri‧al [ˈtraɪəl] noun [countable]1. LAW a legal process in which a court of law examines a case to decide whether someone is guilty of a crime:
• Three former brokers were ordered to stand trial for securities fraud.
2. a process of testing a product to see whether it is safe, effective etc:• The company expects clinical trials (= scientific tests on a drug to see if it is safe before it is sold ) to continue for two years.
— trial verb [transitive] :• The language awareness course has been trialled with encouraging results.
— trialling noun [uncountable] :• the development, trialling and pre-testing of materials
acˈceptance ˌtrial MANUFACTURINGtesting by a customer of newly delivered equipment to check that it works correctly:• He required some modifications to be carried out, after which final acceptance trials took place.
ˈfield ˌtriala test on a new piece of equipment done in the place where it is to be used rather than in a Laboratory, factory etc; = FIELD TEST:• The system is designed to be carried on emergency vehicles and has undergone successful field trials with the Seattle Fire Department.
— compare pilot3. by/through trial and error if you do something by or through trial and error, you try several different ways of doing it to get the result you want:• I got these machine settings right purely by trial and error.
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Ⅰ.trial UK US /ˈtraɪəl/ noun► [C] PRODUCTION a test to discover how safe, effective, etc. a product is: a clinical/drug/field trial »The company conducted three clinical trials to determine the drug's safety.
»conduct/run/undergo trials
► [C or U] PRODUCTION, HR the process of using a product or employing a person for a short period in order to decide how effective or suitable they are: »Under the scheme, employers fill a vacancy with a long-term unemployed individual on a trial basis for up to 15 working days.
»You can buy the equipment on trial and take it back if you don't like it.
»Agents are usually appointed for a trial period.
► [C or U] LAW in a court of law, the process of judging whether a person is guilty of a crime or deciding a legal problem, which involves hearing statements, showing objects, etc.: await/face/stand trial »He was ordered to stand trial on charges of unlawful computer use.
be/go/be put on trial for sth »The former chief executive is on trial for fraud.
»The company is scheduled to go to trial next year.
»get/be given a fair trial
Ⅱ.trial UK US /ˈtraɪəl/ verb [T] (-ll-, or -l-)► to test something in a formal way to discover how effective or suitable it is: »The group is trialling internet ordering for its paper and plastic products.
»The system will be trialed in the third quarter of the year in both the U.S. and Japan.
Financial and business terms. 2012.