A highly intelligent person, especially one who plans and directs a complex or difficult project: the mastermind of a robbery.
To direct, plan, or supervise (a project or activity).
To plan and direct (a complex undertaking)
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.
A person of great intelligence or executive talent, esp one who directs an undertaking
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