ENGLISH
REFERENCE

trial

n. · v. · adj.
US //ˈtɹaɪəɫ// UK //tɹˈaɪəl// tri·al
  1. 1 legal process (n.)
    B2 Upper Intermediate Law

    a formal meeting in a court where a judge or jury decides if someone is guilty of a crime.

    a formal examination of evidence before a judge, and typically a jury, in order to decide guilt in a case of criminal or civil proceedings.

    Example

    The murder trial lasted for three weeks before the jury reached a verdict.

    Example

    The high-profile fraud trial was adjourned until Monday to allow the defense team more time to review the newly discovered financial records.

  2. 2 a test of quality (n.)
    B2 Upper Intermediate

    a test to see how well someone or something performs before making a final decision.

    a formal or systematic test of the performance, qualities, or suitability of someone or something.

    Example

    The company is offering a free 30-day trial of their new software.

    Example

    Clinical trials for the new vaccine were expanded to include a broader demographic to ensure its efficacy across different age groups.

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  1. 3 a difficult experience (n.)
    C1 Advanced Literary

    a person or situation that is very difficult to deal with or tests your patience.

    a person, experience, or situation that tests a person's endurance, patience, or faith.

    Example

    Living in such a small apartment with four roommates was a real trial.

    Example

    The long winter proved to be a severe trial for the isolated community, testing their resources and their resolve to the limit.

  2. 4 to test something (v.)
    B2 Upper Intermediate

    to test a new product or way of doing things to see if it is successful.

    to subject a product, process, or person to a series of tests to evaluate performance or suitability.

    Example

    The school is trialling a new lunch menu to see if the students like it.

    Example

    The hospital began trialling the automated patient-monitoring system in the intensive care unit before considering a facility-wide rollout.

  3. 5 experimental (adj.)
    B2 Upper Intermediate

    used for a test or for a short time to see if something works.

    relating to a test or done on a provisional basis to assess effectiveness.

    Example

    They are running a trial period for the new flexible working hours.

    Example

    The trial separation allowed the couple to evaluate their relationship without the immediate pressure of divorce proceedings.

Etymology 1

From Middle English trial, triall, from Anglo-Norman trial, triel, from trier (“to pick out, cull”) + -al. More at English try.

Etymology 2

From Latin tri- (stem of trēs (“three”)) + -al, on the pattern of dual.

Idioms5 entries

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