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donor |
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donor 1. Med any person who voluntarily gives blood, skin, a kidney etc., for use in the treatment of another person 2. Law a. a person who makes a gift of property b. a person who bestows upon another a power of appointment over property 3. Chemistry the atom supplying both electrons in a coordinate bond 4. Physics an impurity, such as antimony or arsenic, that is added to a semiconductor material in order to increase its n-type conductivity by contributing free electrons donor [′dō·nər] (solid-state physics) An impurity that is added to a pure semiconductor material to increase the number of free electrons. Also known as donor impurity; electron donor. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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Professors giving combined live and online lectures will have the freedom to roam with the PowerCam Presenter from Polycom. Cavanagh, Fred Levinson & Presenter Mary Mazzucca Standing, left to right: presenters Martine van Hamel and Patricia Renzetti, editor-in-chief Richard Philp, president/publisher Roslyne Stern, presenters Don McDonagh and Suki Schorer, and emcee Susan Stroman. |
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