規矩
き
く
Meanings
1
standard; criterion; rule; norm
Refers to a guiding principle, benchmark, or established rule by which things are measured or judged. Often used in formal, philosophical, or technical contexts.
In this industry, safety is regarded as the foremost standard.
His behavior deviates from the norms of society.
2
compass and ruler
Literal meaning: the tools used for drawing circles and straight lines. This sense is rare in modern usage and mainly appears in historical or technical descriptions of craftsmanship.
Carpenters of old used compass and ruler to draw precise plans.