regulation

名词 regulation:

an authoritative rule

a principle or condition that customarily governs behavior

同义词：rule

the state of being controlled or governed

(embryology) the ability of an early embryo to continue normal development after its structure has been somehow damaged or altered

the act of bringing to uniformity; making regular

the act of controlling or directing according to rule

同义词：regulating

形容词 regulation:

prescribed by or according to regulation