1. A scientific procedure based on systematic observation, measurement, and testing of hypotheses through controlled experiments
The experimental method is fundamental to modern science.
O método experimental é fundamental para a ciência moderna.
2. A research approach that involves manipulation of variables to determine cause-and-effect relationships
Researchers used the experimental method to test the new drug's effectiveness.
Os pesquisadores utilizaram o método experimental para testar a eficácia do novo medicamento.