Full Idea
The 'secondary intension' of 'water' picks out the water (H2O) in all worlds. ..It is determined by first evaluating the primary intension at the actual world, and then rigidifying it so that the same sort of thing is picked out in all possible worlds.
Gist of Idea
The 'secondary intension' is determined by rigidifying (as H2O) the 'water' picked out in the actual world
Source
David J.Chalmers (The Conscious Mind [1996], 1.2.4)
Book Reference
Chalmers,David J.: 'The Conscious Mind' [OUP 1997], p.59
A Reaction
No wonder Soames calls 2-D semantics 'Byzantine'. If we don't actually do this psychologically, what exactly is Chalmers describing? Is this revisionary semantics - i.e. how we ought to do it if we want to talk about the world properly?
Related Idea
Idea 13958 The 'primary intension' is non-empirical, and fixes extensions based on the actual-world reference [Chalmers]