supersessionism
/ˌsuːpəˈsɛʃ(ə)nɪz(ə)m/ /ˌsuːpəˈsɛʃənɪz(ə)m/ /ˌsjuːpəˈsɛʃ(ə)nɪz(ə)m/Theology
noun
The belief that the New Testament covenant supersedes the Mosaic covenant of the Hebrew Bible, and that the Christian Church has displaced Israel as God's chosen people.
Origin
1970s. From supersession + -ism. Compare supersessionist, supersessionist.