French

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Pronunciation

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  • IPA(key): /ʁɛ.ɡlə d‿ɔʁ/ ~ /ʁe.ɡlə d‿ɔʁ/

Noun

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règle d’or f (plural règles d’or)

  1. (figuratively, chiefly in the singular) golden rule (fundamental rule or principle)