法則

1. Origins, structure, and basic meaning

• Structure: 法則 is a noun read ほうそく for a law or rule consistently found in a phenomenon or pattern.
• Basic usage: It appears when experiments confirm a natural law or when someone notices a regular rule in an arrangement.
  • 実験を通して物体の動きの法則を確かめました。 concerns confirming a law of object motion through experiment; 単語の並びに一定の法則があることに気づきました。 concerns noticing a consistent rule in the order of words.

2. Common pitfalls and similar expressions

• 法則を確かめる
  • を marks the law being confirmed, while 実験を通して presents experimentation as the process or means.
• 法則がある
  • が states that a rule exists in the arrangement, and ことに気づく means noticing that fact.
• 法則 and 法律
  • 法律(ほうりつ) is a law enacted for society, while 法則 is a rule found in natural phenomena or recurring patterns.