0 difficult:
1 the act or practice of giving tests to measure someone's knowledge or ability:
2 the act or practice of giving tests to measure someone's knowledge or ability:
3 the process of using or trying something to see if it works, is suitable, obeys the rules, etc.:
to conduct/carry out testing Once the toys reach the US, the company will conduct testing using a lead-detection device.
undergo testing Products will not receive approval without undergoing adequate testing.
compliance testing
Our socially responsible criteria excludes companies that conduct animal testing for cosmetic or personal care products.
testing procedures/a testing program
4 the process of asking someone questions to discover what they know, if they are suitable for a job, etc.:
Multiple-choice testing has not always been the most accurate assessment of candidates' abilities.
5 a place or a situation in which you can try new ideas and methods to see if they work: