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nonequivalence

/ (ˌnɒnɪˈkwɪvələns) /
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noun
the relationship of being unequal or incomparable
logic
  1. the relation between two statements only one of which can be true in any circumstances
  2. a function of two statements that takes the value true only when one but not both of its arguments is true
  3. a compound statement asserting that just one of its components is true
QUIZ
SHALL WE PLAY A "SHALL" VS. "SHOULD" CHALLENGE?
Should you take this quiz on “shall” versus “should”? It should prove to be a quick challenge!
Question 1 of 6
Which form is used to state an obligation or duty someone has?
Abbreviation: exclusive or
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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