Full Idea
Frege analysed the intuitive notion of meaning in terms of the notions of sense, semantic value, reference, force and tone.
Gist of Idea
Frege explained meaning as sense, semantic value, reference, force and tone
Source
report of Gottlob Frege (On Sense and Reference [1892], Pref) by Alexander Miller - Philosophy of Language Pref
Book Reference
Miller,Alexander: 'Philosophy of Language' [UCL Press 1998], p.-8
A Reaction
This suggests that there are two approaches to the explanation of meaning: either a simple identity with some other mental fact, or an analysis (as here) into a range of components. I remain open-minded on that.