English Dictionary

mastermind

/ˈmɑː.stə.mʌɪnd/

noun

A person with an extraordinary intellect or skill that is markedly superior to his or her peers. / A person responsible for the highest level of planning and execution of a major operation.

He is the mastermind behind the operation.

意味（1）

A person with an extraordinary intellect or skill that is markedly superior to his or her peers.

At long intervals some master-minds appeared, looking upon each advance in practical science as a retro-gradation in the true utility.

意味（2）

A person responsible for the highest level of planning and execution of a major operation.

The first was with none other than Khalid Sheikh Mohammad (KSM), mastermind of the 9/11 attacks.