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rocket science

noun
1.
2.
something requiring great intelligence, especially mathematical ability.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for rocket-science

rocket science

noun
1.
(informal) an activity requiring considerable intelligence and ability (esp in the phrase not exactly rocket science)
Derived Forms
rocket scientist, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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12
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