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rigid designator

noun

logic an expression that identifies the same individual in every possible world: for example, "Shakespeare" is a rigid designator since it is possible that Shakespeare might not have been a playwright but not that he might not have been Shakespeare

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Nearby words

  1. rightwardly,
  2. rightwards,
  3. righty,
  4. rigi,
  5. rigid,
  6. rigid frame,
  7. rigid motion,
  8. rigidify,
  9. rigidity,
  10. rigidize
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