1. examinations or assessments to measure knowledge, ability, or performance
2. procedures to check the quality, performance, or presence of something

1. examines or assesses someone’s knowledge or ability
2. checks the quality, performance, or presence of something

Examples

• The students took their final tests last week.
• Blood tests revealed no signs of infection.
• The teacher tests the class every Friday.
• The lab tests water samples for contamination.
• She passed all her driving tests on the first try.
• The company tests new products before releasing them.
• Standardized tests are given nationwide each spring.