predicative

Concise Oxford English Dictionary © 2008 Oxford University Press:
predicative /prɪˈdɪkətɪv/

▶adjective

• 1 Grammar (of an adjective or other modifier) forming or contained in the predicate, as old in the dog is old (but not in the old dog). Contrasted with attributive.

  ■ denoting a use of the verb to be to assert something about the subject.

• 2 Logic acting as a predicate.

– derivatives
predicatively adverb.