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Single Idea 9172

[filed under theme 10. Modality / E. Possible worlds / 3. Transworld Objects / b. Rigid designation ]

Full Idea

By 'rigid designator' I mean a term that designates the same object in all possible worlds.

Gist of Idea

A 'rigid designator' designates the same object in all possible worlds

Source

Saul A. Kripke (Identity and Necessity [1971])

Book Ref

'Meaning and Reference', ed/tr. Moore,A.W. [OUP 1993], p.172


A Reaction

I am persistently troubled by the case of objects which are slightly different in another possible world. Does 'Aristotle' refer to him as young or old? Might the very same man have had a mole on his cheek?


The 22 ideas with the same theme [items with fixed identity in all possible worlds]:

A rigid designator (for all possible worlds) picks out an object by its essential traits [Quine]
In possible worlds, names are just neutral unvarying pegs for truths and predicates [Marcus (Barcan)]
A 'rigid designator' designates the same object in all possible worlds [Kripke]
We cannot say that Nixon might have been a different man from the one he actually was [Kripke]
Test for rigidity by inserting into the sentence 'N might not have been N' [Kripke, by Lycan]
Kripke avoids difficulties of transworld identity by saying it is a decision, not a discovery [Kripke, by Jacquette]
Saying that natural kinds are 'rigid designators' is the same as saying they are 'indexical' [Kripke, by Putnam]
If Kripke names must still denote a thing in a non-actual situation, the statue isn't its clay [Gibbard on Kripke]
A rigid expression may refer at a world to an object not existing in that world [Kripke, by Sainsbury]
We do not begin with possible worlds and place objects in them; we begin with objects in the real world [Kripke]
It is a necessary truth that Elizabeth II was the child of two particular parents [Kripke]
Kaplan's 'Dthat' is a useful operator for transforming a description into a rigid designation [Kripke]
Possibilities for an individual can only refer to that individual, in some possible world [Plantinga, by Mackie,P]
Rigid designators can be meaningful even if empty [Evans, by Mackie,P]
Identity across possible worlds is prior to rigid designation [Brody]
Rigid designation seems to presuppose that differing worlds contain the same individuals [Stalnaker]
Kripke's semantics needs lots of intuitions about which properties are essential [Gibbard]
It doesn't take the whole of a possible Humphrey to win the election [Lewis]
A logically determinate name names the same thing in every possible world [Lewis]
Rigid designation has at least three essentialist presuppositions [Oderberg]
A thing doesn't need transworld identity prior to rigid reference - that could be a convention of the reference [Sidelle]
'Dthat' operates to make a singular term into a rigid term [Sidelle]