trisagion /tri-sagˈi-on/

1. An ancient hymn consisting of the words ‘O Holy God, holy and mighty, holy and immortal, have mercy on us’
2. Loosely, the Tersanctus

• irrefragably
• irrefrangibility
• irrefrangible
• irrefrangibleness
• irrefrangibly
• irrefutabilities
• irrefutability
• irrefutable
• irrefutableness
• irrefutablenesses
• irrefutably
• irreg.
• irregular
• irregularities
• irregularity
• irregularly
• irregulars
• irrelated
• irrelation
• irrelations
• irrelative
• irrelatively
• irrelativeness
• irrelativenesses
• irrelevance