donor

Meanings

1. 1
   noun

   someone who gives blood or tissue or an organ to be used in another person

   The local hospital is always looking for donors.

2. 2
   noun

   One who makes a donation.

   The charity raised $2,000 from various donors.

3. 3
   noun

   An object, typically broken beyond repair, that is used for spare parts.

   You'll need to lengthen the plug for the fan switch and swap its connector for that of the donor.

4. 4
   noun

   A group or molecule that donates either a radical, electrons or a moiety in a chemical reaction. Compare acceptor.

   a carbonyl donor molecule

5. 5
   noun

   person who makes a gift of property

Etymology

From Middle English donoure, donour; from Anglo-Norman donour, from Old French doneur (See French donneur).