transcription, транскрипция: [ rɪgərəs ]
1.
A test, system, or procedure that is rigorous is very thorough and strict.
The selection process is based on rigorous tests of competence and experience.
ADJ : usu ADJ n
• rig‧or‧ous‧ly
...rigorously conducted research.
ADV
2.
If someone is rigorous in the way that they do something, they are very careful and thorough.
He is rigorous in his control of expenditure.
ADJ : usu v-link ADJ , oft ADJ in -ing / n