ti-ar-a

ti·ar·a   
[tee-ar-uh, -ahr-uh, -air-uh]
–noun
1. a jeweled, ornamental coronet worn by women.
2. Roman Catholic Church . a head-piece consisting of three coronets on top of which is an orb and a cross, worn by the pope, or carried before him during certain nonliturgical functions.
3. the position, authority, and dignity of the pope.