1. Strictly systematic and thorough methods or procedures characterized by careful attention to detail and adherence to high standards
The research team employed rigorous techniques to ensure the validity of their findings.
A equipe de pesquisa empregou técnicas rigorosas para garantir a validade de suas descobertas.
2. Methods that are precise, demanding, and leave no room for approximation or negligence
Rigorous techniques in quality control minimize defects in manufacturing.
Técnicas rigorosas no controle de qualidade minimizam defeitos na fabricação.