sperm donor
A man who donates sperm, usually anonymously, to a sperm bank or fertility clinic.
donor
UK /ˈdoʊnɚ/ US /ˈdoʊnɚ/
noun 3
Definitions
noun
1
One who makes a donation.
The charity raised $2,000 from various donors.
The hospital is seeking an organ donor.
2
An object, typically broken beyond repair, that is used for spare parts.
You'll need to lengthen the plug for the fan switch and swap its connector for that of the donor.
3
A group or molecule that donates either a radical, electrons or a moiety in a chemical reaction. Compare acceptor.
a carbonyl donor molecule
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