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Definition of donor

donor

/ˈdoʊnər/
do · nor

Plural:donors
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donor Lexical Profile

donor Game Scores & Validity

• noun

1

A person or organization that donates money, goods, or resources to a charity, institution, or cause.

Example

"An anonymous donor contributed two million dollars toward the construction of the new public library."


2

A person who provides blood, tissue, or an organ for medical transfusion, transplantation, or research.

Example

"Doctors worked quickly to find a compatible kidney donor for the patient."


3

In chemistry and physics, an atom, molecule, or ion that provides electrons or protons to another species to form a bond or conduct electricity.

Example

"Phosphorus is commonly added to silicon as an electron donor in semiconductor manufacturing."

Synonyms
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Antonyms
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• Rhymes for donor

Word Origin & Etymology

Borrowed in Middle English from Anglo-French 'donour', ultimately deriving from Latin 'donator' ('giver'), from the verb 'donare' ('to give as a gift'), which comes from 'donum' ('gift').

Cite this Entry


Wordmom. (2026). Definition of Donor. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/donor
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