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Cantor's paradox

British  
/ ˈkæntɔːz /

noun

  1. logic the paradox derived from the supposition of an all-inclusive universal set, since every set has more subsets than members while every subset of such a universal set would be a member of it

"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

Etymology

Origin of Cantor's paradox

named after Georg Cantor (1845–1918), German mathematician, born in Russia