donor

noun

do·​nor ˈdō-nər 

-ˌnȯr

1

: one that gives, donates, or presents something

2

: one used as a source of biological material (such as blood or an organ)

3

a

: a compound capable of giving up a part (such as an atom, chemical group, or subatomic particle) for combination with an acceptor

b

: an impurity added to a semiconductor to increase the number of mobile electrons

Synonyms

• angel
• benefactor
• donator
• fairy godmother
• Maecenas
• patron
• sugar daddy

Examples of donor in a Sentence

The money was raised from individual donors.

She is one of the charity's major donors.

Recent Examples on the Web

And too much emphasis on giving at high levels -- and growing demands on fundraising -- may contribute to some boards being entirely, or primarily, populated with donors who have little expertise – or time – to effectively govern the institution. —Timothy J. McClimon, Forbes, 5 Mar. 2025

GoFundMe's terms of service state that organizers must not mislead donors. —Thomas G. Moukawsher, Newsweek, 5 Mar. 2025

There is a big psychological difference for donors between a 100% tax credit and a 70% credit, the experts said. —Jeremy Kohler, ProPublica, 5 Mar. 2025

Australia has only 200 anti-D donors who help 45,000 mothers and their babies annually. —TIME, 4 Mar. 2025

Word History

Etymology

Middle English donoure, from Anglo-French doneur, from Latin donator, from donare

First Known Use

15th century, in the meaning defined at sense 1

Phrases Containing donor

• donor card
• sperm donor
• universal donor

Rhymes for donor

• kroner
• kronor
• loner
• owner
• stoner
• toner
• homeowner
• landowner
• shipowner

Kids Definition

donor

noun

do·​nor ˈdō-nər 

-ˌnȯr

1

: one that donates

2

: one used as a source of bodily material or parts

a blood donor

a kidney donor

Medical Definition

donor

noun

do·​nor ˈdō-nər  -ˌnȯ(ə)r 

1

: one used as a source of biological material (as blood or an organ)

2

: a compound capable of giving up a part (as an atom, chemical group, or elementary particle) for combination with an acceptor

Legal Definition

donor

noun

do·​nor ˈdō-nər, -ˌnȯr 

: one that gives, donates, grants, or confers something

specifically : settlor