1. donor(n = noun.person) bestower, conferrer, giver, presenter - person who makes a gift of property;
is a kind of benefactor, helper
has particulars: abnegator, almsgiver, indian giver, altruist, philanthropist, settlor, trustor, contributor, subscriber, subsidiser, subsidizer, tipper
2. donor(n = noun.person) - (medicine) someone who gives blood or tissue or an organ to be used in another person (the host);
is a kind of benefactor, helper
has particulars: blood donor, organ donor
donor, n.
1 a person who gives or donates something (e.g. to a charity).
2 one who provides blood for a transfusion, semen for insemination, or an organ or tissue for transplantation.
3 Chem. an atom or molecule that provides a pair of electrons in forming a coordinate bond.
4 Physics an impurity atom in a semiconductor which contributes a conducting electron to the material.
Idiom:
donor card an official card authorizing use of organs for transplant, carried by the donor.
Etymology:
ME f. AF donour, OF doneur f. L donator -oris f. donare give
N giving, bestowal, bestowment, donation, presentation, presentment, accordance, concession, delivery, consignment, dispensation, communication, endowment, investment, investiture, award, almsgiving, charity, liberality, generosity, gift, donation, present, cadeau, fairing, free gift, boon, favor, benefaction, grant, offering, oblation, sacrifice, immolation, lagniappe, pilon, grace, act of grace, bonus, allowance, contribution, subscription, subsidy, tribute, subvention, bequest, legacy, devise, will, dotation, dot, appanage, voluntary settlement, voluntary conveyance, amortization, alms, largess, bounty, dole, sportule, donative, help, oblation, offertory, honorarium, gratuity, Peter pence, sportula, Christmas box, Easter offering, vail, douceur, drink money, pourboire, trinkgeld, bakshish, fee, consideration, bribe, bait, ground bait, peace offering, handsel, boodle, graft, grease, blat, giver, grantor, donor, feoffer, settlor, giving, given, allowed, allowable, concessional, communicable, charitable, eleemosynary, sportulary, tributary, gratis, donative, auctor pretiosa facit, ex dono, res est ingeniosa dare.