Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. One that contributes something, such as money, to a cause or fund.
  • n. Medicine An individual from whom blood, tissue, or an organ is taken for transfusion, implantation, or transplant.
  • n. Chemistry An atom, molecule, or ion that provides a part to combine with an acceptor, especially an atom that provides two electrons to form a bond with another atom.
  • n. Electronics An element introduced into a semiconductor with a negative valence greater than that of the pure semiconductor.
  • adj. Medicine Used for transfusion, implantation, or transplant: a donor organ.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. One who donates, typically, money.

from the GNU version of the Collaborative International Dictionary of English

  • n. One who gives or bestows; one who confers anything gratuitously; a benefactor. Inverse of recipient.
  • n. One who grants an estate; in later use, one who confers a power; -- the opposite of donee.

from The Century Dictionary and Cyclopedia

  • n. One who gives or bestows; one who confers anything gratuitously; a benefactor.
  • n. Specifically, in law: A giver.
  • n. One who creates an estate tail.
  • n. One who gives to another a power. See power.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. (medicine) someone who gives blood or tissue or an organ to be used in another person (the host)
  • n. person who makes a gift of property

Etymologies

Middle English, from Anglo-Norman donour, from Latin dōnātor, from dōnāre, to give; see donation.
(American Heritage® Dictionary of the English Language, Fourth Edition)
From Middle English donoure, donour; from Anglo-Norman donour, from Old French doneur (See French donneur). (Wiktionary)

Examples

  • Throughout this article I have been careful to use the term "donor kidney," meaning one from an anonymous deceased donor, per the protocols of the national organ registry.

    The Full Feed from HuffingtonPost.com

  • He is the title donor for one of the homes at the Weston

    Thestar.com - Home Page

  • I shall henceforth use the term donor-driven gender activism

    open Democracy News Analysis - Comments

  • Yet the donor is the only person involved in the process who receives no compensation.

    ...With Functioning Kidneys for All

  • The main risk to the donor is the risk of any surgery.

    ...With Functioning Kidneys for All

  • If the donor is an adult, he may have agreed to be an organ donor ahead of time.

    Liver transplant waiting list

  • About 20,000 bone marrow transplants are performed annually in the USA to treat blood disorders such as leukemia and anemia, and in up to 30% of cases, the donor is a relative, usually a sibling.

    Lawsuit urges payment for bone marrow donors

  • He says I got caught up in what he calls the donor illusion: the promise of a direct connection between a donor and an individual recipient.

    Marketplace

  • "We serve about 250 donors through managing what we call donor-advised funds, which is the functional equivalent of a personal foundation," Harris said.

    The Memphis Daily News

  • Donor chains represent a cultural shift in the world of transplants, away from rationing cadaver organs and toward searching for living donors, away from using whatever living donor is available and toward finding the best possible match.

    ...With Functioning Kidneys for All

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