[ brey-nee-ak ]
/ ˈbreɪ niˌæk /
a highly intelligent person.
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Words nearby brainiac
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Example sentences from the Web for brainiac
Except for maybe his brainiac wife… but she could do better anyway.All Your Internet Boyfriends Are Taken: Gosling, Cumberbatch, and now Joseph Gordon-Levitt|Melissa Leon|January 3, 2015|DAILY BEAST
“Scientists know now that being a brainiac is not so much about IQ but about executive function,” Golinkoff asserts.
British Dictionary definitions for brainiac
/ (ˈbreɪnɪˌæk) /
informal a highly intelligent person
Word Origin for brainiac
C20: from a super-intelligent character in an American comic strip
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