Definition of "polymath" [polymath]

• A person of great or varied learning. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "The word "polymath" was invented for a man like Nathan Myhrvold, who earned a Ph.D. in theoretical physics by age 23, studied with Stephen Hawking, made millions as Microsoft's chief technology officer, and has lectured on topics as diverse as barbecuing and paleontology."
• "Ireland used to call a "polymath," for he professed at one time or another, in various universities, logic, metaphysics, Greek, and finally natural history."
• "One of Fred Pawlicki's friends called him a "polymath," which is just a fancy way of saying he's a pretty smart guy who's done a lot of different things."