Appositive relative clause
The term appositive relative clause is sometimes used in the same sense as nonrestrictive relative clause.
English My only brother Pedro, who is a Catholic priest, lives in Lima. (Contrasting with a restrictive relative clause, e.g. The woman who wants to become an Anglican priest is my cousin.)
The term appositive is also used in the context of
Perhaps the term is due to Smith (1964).
- Smith, Carlota S. 1964. Determiners and relative clauses in a generative grammar of English. Language 40:37-52.