beneficially
有利に
解説 Definition
有益に、有利に。利点をもたらす方法で。
Beneficially means in a way that produces a good or helpful result. It is used when something affects a person, system, or situation in a positive way. This adverb often appears in formal, academic, or professional writing.
覚え方のコツ Memory Tip
benefit を知っていれば beneficial は「利益をもたらすような」、beneficially はその副詞で「有益に／有利に」とつながる。まず beneficial effect, mutually beneficial を覚え、その延長で work beneficially, affect A beneficially の形に広げると定着しやすい。helpfully が「助けになる感じ」なのに対し、beneficially は結果として利益や好影響を与える、やや客観的な響き。形容詞 beneficial との品詞差もセットで確認すると混同しにくい。
Start from `benefit`, then move to `beneficial`, then `beneficially`. That word family is the best memory path. You can also remember common pairs like `beneficial effect` or `affect beneficially`.
例文
Exercise affects health beneficially.
運動は健康に有益に影響します。
The policy beneficially reduces administrative costs.
そのポリシーは管理費を有益に削減します。
Diversification beneficially distributes investment risk.
多様化は投資リスクを有益に分散させます。
beneficially の類義語・関連語
beneficially の語源・成り立ち Etymology
beneficially は beneficial に副詞語尾 -ly が付いた形で、beneficial はラテン語 bene「よく」+ facere「なす」に連なる語です。benefit や benefactor と同根なので、『よいものを生み出すように』と見ると、有利にの意味が腑に落ちます。
Beneficially is built from beneficial and the adverb ending -ly. Beneficial comes through Latin from bene, meaning "well," and facere, meaning "to do" or "to make." It is related to benefit and benefactor, and the idea developed into "in a way that does good" or brings advantage.
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