Definition of Mariolater in English:
Mariolater
noun ˌmarɪˈɒlətəˌmɛːrɪˈɒlətə
A person who practises Mariolatry.
Origin
Mid 19th century; earliest use found in Arthur Stanley (1815–1881), dean of Westminster. From the name of the Virgin Mary + -olater, after Mariolatry.