定てい律りつ

noun

fixed law; established rule

A formal term for a law or rule that is fixed and unchanging, often used in legal, philosophical, or scientific contexts.

• 自し然ぜんの定てい律りつに従したがって、惑わく星せいは太たい陽ようの周まわりを回まわる。

  According to the fixed laws of nature, planets revolve around the sun.

• この社しゃ会かいには暗あん黙もくの定てい律りつが存そん在ざいする。

  There are implicit fixed rules in this society.