- The definition of a magnate is someone who is influential and powerful in a specific field.
William Randolph Hearst is an example of a newspaper magnate.
a very important or influential person in any field of activity, esp. in a large business or industry
Origin of magnateMiddle English ; from Late Latin magnas (pl. magnates), great man ; from Classical Latin magnus, great: see magni-
A powerful or influential person, especially in business or industry: an oil magnate.
Origin of magnateFrom Middle English magnates, magnates, from Late Latin magnātēs, pl. of magnās, magnate, from Latin magnus, great; see meg- in Indo-European roots.