noun tri·al \ˈtrī(-ə)l\

: a formal meeting in a court in which evidence about crimes, disagreements, etc., is presented to a judge and often a jury so that decisions can be made according to the law

: a test of the quality, value, or usefulness of something

: a test of someone's ability to do something that is used to see if he or she should join a team, perform in a play, etc.

Full Definition of TRIAL

a :  the action or process of trying or putting to the proof :  test
b :  a preliminary contest (as in a sport)
:  the formal examination before a competent tribunal of the matter in issue in a civil or criminal cause in order to determine such issue
:  a test of faith, patience, or stamina through subjection to suffering or temptation; broadly :  a source of vexation or annoyance
a :  a tryout or experiment to test quality, value, or usefulness — compare clinical trial
b :  one of a number of repetitions of an experiment
:  attempt

Examples of TRIAL

  1. He did not get a fair trial.
  2. He testified at the trial.
  3. She is awaiting trial on charges of assault.
  4. Early trials have shown that the treatment has some serious side effects.
  5. Recovering from her injury was a real trial of strength.
  6. I know I was a bit of a trial to my parents when I was a teenager.
  7. Cold winters can be a trial for older people.

Origin of TRIAL

Anglo-French, from trier to try
First Known Use: 15th century



: relating to or used in a test that is done for a period of time to see if something is worth buying, using, etc.

Full Definition of TRIAL

:  of, relating to, or used in a trial
:  made or done as a test or experiment
:  used or tried out in a test or experiment

Examples of TRIAL

  1. trial use of the product
  2. If you choose to use the software beyond the 30-day free trial period, you are required to pay for it.

First Known Use of TRIAL


Rhymes with TRIAL


noun tri·al \ˈtrī(-ə)l\   (Medical Dictionary)

Medical Definition of TRIAL

:  a tryout or experiment to test quality, value, or usefulness—see clinical trial
:  one of a number of repetitions of an experiment
May 24, 2015
erudite Hear it
learned or pedantic
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears