mid-15c., from Anglo-French donour, Old French doneur (Modern French donneur), from Latin donatorem (nominative donator) "giver, donor," agent noun from past participle stem of donare "give as a gift" (see donation). Of blood, from 1910; of organs or tissues, from 1918.
1. I'm a blood donor; I can't risk any contagion.
2. The marrow donor is her 14-month-old sister.
3. AID or artificial insemination by a donor
4. The donor engraved the following inscription upon it.
5. Brain - dead donor ( BDD ) is the effective way to solve the problem.