donor

寄付者、提供者、ドナー

他人を助けるために、お金や血液など役に立つものを提供する人。

やさしい英語で： Someone who gives money or something useful, such as blood, to help other people.

• A donor paid for the new books.
• The hospital needs more blood donors.
• She registered as an organ donor last year.

類義語： contributor, giver

反対語： recipient

よく使う表現： blood donor, organ donor, a generous donor, a regular donor

供与体、ドナー

化学反応で他の物質に電子などを与える分子やその一部。

やさしい英語で： A molecule or part of one that gives electrons or another part to something in a chemical reaction.

• This molecule acts as an electron donor.
• The reaction requires both a donor and an acceptor.
• Researchers identified the donor group in the compound.

反対語： acceptor

よく使う表現： electron donor, donor molecule, donor group