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rocket science

noun

BrE BrE//ˈrɒkɪt saɪəns//

; NAmE NAmE//ˈrɑːkɪt saɪəns//

[uncountable]

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Idioms

it’s not rocket science

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(informal) used to emphasize that something is easy to do or understand synonym brain surgery Go on, you can do it. It's not exactly rocket science, is it?

See rocket science in the Oxford Advanced American Dictionary

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