Full Idea
The types of expressions which have properties as their meanings may vary, the chief candidates being predicates, such as '...is wise', and abstract singular terms, such as 'wisdom'.
Gist of Idea
The expressions with properties as their meanings are predicates and abstract singular terms
Source
Alex Oliver (The Metaphysics of Properties [1996], §02)
Book Reference
-: 'Mind' [-], p.16
A Reaction
This seems to be important, because there is too much emphasis on predicates. If this idea is correct, we need some account of what 'abstract' means, which is notoriously tricky.