/ dəʊˈneɪʃn; NAmE doʊ-/ noun
[ C , U ] ~ (to sb/sth) | ~ (of ... ) something that is given to a person or an organization such as a charity, in order to help them; the act of giving sth in this way :
to make a donation to charity
a generous / large / small donation
a donation of £200 / a £200 donation
The work of the charity is funded by voluntary donations.
organ donation (= allowing doctors to use an organ from your body after your death in order to save a sick person's life)
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WORD ORIGIN
late Middle English : via Old French from Latin donatio(n-) , from the verb donare , based on donum gift.