Full Idea
Pace Frege, sense determines sense properties and relations, like meaningfulness and synonymy, rather than determining referential properties, like denotation and truth.
Gist of Idea
Sense determines meaning and synonymy, not referential properties like denotation and truth
Source
Jerrold J. Katz (Realistic Rationalism [2000], Int.xxvi)
Book Reference
Katz,Jerrold J.: 'Realistic Rationalism' [MIT 2000], p.-9
A Reaction
This leaves room for Fregean 'sense', after Kripke has demolished the idea that sense determines reference.