When we use two noun phrases next to each other in a clause, and they refer to the same person or thing, we call this apposition. i.e. Long-time WordPress developer Karen Callahan is now offering online courses…
Oxford says: “a relationship between two or more words or phrases in which the two units are grammatically parallel and have the same referent (e.g. my friend Sue ; the first US president, George Washington ).”
Synonyms:
appositions