New Christian
/ˌnjuː ˈkrɪstʃ(ə)n/ /ˌnjuː ˈkrɪstɪən/Now historical
noun
In medieval and early modern Spain: a Christianized Jew or (less frequently) Moor, especially one who converted only nominally in order to escape persecution or expulsion.
Origin
Early 17th century; earliest use found in Edward Grimeston (fl. 1604–1634), translator. From new + Christian, after Spanish cristiano nuevo.