相互性
解説 Definition
感情・作用・関係などが一方的ではなく、互いの間に成り立つ性質。相互関係。
Mutuality is a relationship in which two people or groups share feelings, actions, or benefits in a balanced way. It often refers to cooperation, trust, or support that goes both ways. This word is common in formal writing about social relationships, ethics, and business.
覚え方のコツ Memory Tip
まず mutual を確実に思い出すとよい語です。mutual understanding, mutual respect, mutual influence のように「一方通行ではなく、互いの間に成り立つ」感覚を持つと、mutuality はその関係の“性質そのもの”だと捉えやすくなります。語尾 -ity は「〜であること」を表す名詞を作ります。完全な平等を必ず意味するのではなく、感情・作用・関係などが相互に成り立つことだと覚えると定着します。
Start from `mutual`: it appears in phrases like `mutual respect` and `mutual benefit`, where both sides give and receive. Then add `-ity`, which often means "the quality or state of." So `mutuality` is the quality of being mutual, not just a one-way connection.
例文
Their partnership was built on the principle of mutuality and respect.
彼らのパートナーシップは相互性と尊重の原則に基づいていた。
Mutuality developed as the two communities learned from each other.
二つの共同体が互いに学ぶうちに、相互関係が育まれた。
Without mutuality, long-term relationships cannot last.
相互性がなければ、長期的な関係は続かない。
mutuality の類義語・関連語
mutuality の語源・成り立ち Etymology
ラテン語 mutuus「互いに交換されたもの」に由来し、-ity が「性質」を添えます。『相手から返ってくる関係』という発想が、相互性という意味の芯です。mutual や mutually も同じ語根を保っています。
Mutuality comes from mutual with the noun ending -ity. Mutual goes back to Latin mutuus, meaning "borrowed in exchange" or "reciprocal," so the root idea is of something returned between two sides. From that sense, mutuality developed to express the quality of shared exchange or reciprocity. Related words include mutual and mutually.
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