1. scientific tests or procedures carried out to discover, demonstrate, or test something
2. attempts to try something new or different as a test

Examples

• The chemistry students conducted several experiments in the lab.
• Scientists performed experiments to test the new drug’s effectiveness.
• Her cooking experiments often resulted in delicious surprises.
• The psychology experiments revealed interesting patterns in human behavior.
• They ran multiple experiments before launching the product.
• The teacher demonstrated simple physics experiments to the class.
• His artistic experiments with color led to a breakthrough style.