ルシャトリエの原げん理りMeanings1nounLe Chatelier's principleA chemistry principle stating that a system at equilibrium, when subjected to a change, will adjust to partially counteract the change.ルシャトリエの原げん理りは化か学がく平へい衡こうの移い動どうを説せつ明めいする。Le Chatelier's principle explains the shift in chemical equilibrium.