To hear audio pronunciation of this topic, purchase a subscription or log in.

[Fr. doneur, fr. L., donator, giver, donor]

1. A person or animal that furnishes blood, tissue, or an organ to be used in another person.
2. In chemistry, a compound that frees part of itself to unite with another compound called an acceptor.

There's more to see -- the rest of this topic is available only to subscribers.