donor - definition and synonyms

noun [countable] 

Your browser doesn’t support HTML5 audio

  1. 1
    medical someone who gives blood, sperm, eggs, or a part of their body to be used in the medical treatment of someone else

    The hospital is searching for a bone marrow donor for the child.

    a blood donor

    1. a.
      [only before noun] used about a body part that a donor has given
  2. 2
    someone who gives things such as money or goods to an organization, especially one that helps people

    The museum was saved by an anonymous donor.

    donor to:

    a major donor to the Labour Party