yán​jǐn HSK7

rigorous

严谨 (嚴謹) yán​jǐn
rigorous adjective
strict, careful, and meticulous in one's attitude, work, or thinking

He is very rigorous in his scientific research work.

well-organized adjective
tightly structured and logically cohesive, particularly in reference to writing or composition

The article is well-structured and highly logical.

Frequency

Movie subtitles
1.61 per million appears in 1% of films
Written text
8.67 per million

Details

HSK 3.0
Level 7

Sources

Definitions
CC-CEDICT