This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

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n. A powerful or influential person, especially in business or industry: an oil magnate.

n. Metal object with flux.

n. Powerful industrialist; captain of industry.

n. A person of rank, influence or distinction in any sphere.

A person of rank; a noble or grandee; a person of influence or distinction in any sphere; -- used mostly of prominent business executives.

One of the nobility, or certain high officers of state belonging to the noble estate in the national representation of Hungary, and formerly of Poland.

n. A person of rank; a noble or grandee; a person of note or distinction in any sphere: as, a railroad magnate.

n. Specifically

n. One of the members of the upper house of the Diet of Hungary, called the House (or Table) of Magnates. It comprises certain hereditary peers, high state dignitaries and ecclesiastics, life peers, etc.

n. a very wealthy or powerful businessman

"At about the same time that shipping became a major industry, Bolivian tin magnate, Atenor Patiño, built Las Hadas, as a "playground" for his jet setting friends."

nobody   

businessman    man of affairs   

oil tycoon   

grandee    panjandrum    mogul    bashaw   

electromagnet    ferromagnet    magnet    stagnate   

baron    landowner    nobleman    potentate    banker    deputies    gentry    dignitary    industrialist    tycoon