A mastermind is a brilliant thinker with original ideas. You might be a chess mastermind or a criminal mastermind: either way, people will not want to oppose you.

Inventors, intellectuals, and famous geniuses call all be called masterminds, from Albert Einstein to theoretical physicist Dr. Shirley Jackson. You could also call people who are successful in their fields — especially if they come up with new ways of doing things — masterminds. Even a brilliant jewel thief might be called a safe-cracking mastermind. As a verb, to mastermind is to act as the leader of some complex plan or scheme.

Definitions of mastermind
  1. noun
    someone who has exceptional intellectual ability and originality
    synonyms: Einstein, brain, brainiac, genius
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    an unusually gifted or intelligent (young) person; someone whose talents excite wonder and admiration
    boy wonder
    an extremely talented young male person
    child prodigy, infant prodigy, wonder child, wunderkind
    a prodigy whose talents are recognized at an early age
    girl wonder
    an extremely talented young female person
    type of:
    intellect, intellectual
    a person who uses the mind creatively
  2. noun
    someone who creates new things
    synonyms: conceiver, originator
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    beginner, father, founder, founding father
    a person who founds or establishes some institution
    groundbreaker, innovator, pioneer, trailblazer
    someone who helps to open up a new line of research or technology or art
    mover, proposer
    (parliamentary procedure) someone who makes a formal motion
    proposer, suggester
    someone who advances a suggestion or proposal
    one of a group of founders
    coloniser, colonizer
    someone who helps to found a colony
    a woman founder
    someone who proposes a candidate for appointment or election
    type of:
    a person who grows or makes or invents things
  3. verb
    plan and direct (a complex undertaking)
    “he masterminded the robbery”
    synonyms: direct, engineer, orchestrate, organise, organize
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    plan and oversee the development and details of
    type of:
    make plans for something
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