antipope

Từ điển WordNet v3.1 - WordNet Dictionary

noun

someone who is elected pope in opposition to another person who is held to be canonically elected
- the antipopes resided in Avignon during the Great Schism
• Hypernyms:
pope, Catholic Pope, Roman Catholic Pope, pontiff, Holy Father,
Vicar of Christ, Bishop of Rome
• Instance Hyponyms:
Clement III, Guibert of Ravenna