Donation = 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 pound200 / a pound200 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)