"opposite number." YourDictionary, n.d. Web. 09 November 2018. <https://www.yourdictionary.com/opposite-number>.
opposite number. (n.d.). Retrieved November 09th, 2018, from https://www.yourdictionary.com/opposite-number
A person who holds a position in an organization or system corresponding to that of a person in another organization or system; a counterpart: “had a face-to-face … conference with his opposite number at the American Embassy” ( Frederick Forsyth )