プログレッシブ和英中辞典(第３版)の解説
かほう【家法】
1 〔家のおきて〕a family code of conduct, family rules [regulations]; 〔しきたり〕family customs, family traditions
2 〔家伝の方法〕a technique [a skill/a formula/an art] passed down in the family for generations (▼techniqueは技法，skillは技術，formulaは方式，artは技芸)