1. Any extension of a church behind the high altar, as a chapel

Derived forms: retrochoirs

• concertante
• concerted
• concerted music
• concertina
• concertino
• concertise
• concertize
• concertmaster
• concerto
• concerto grosso
• concession
• concessionaire
• concessionary
• concessioner
• concessive
• conch
• concha
• conchfish
• conchoidal
• conchologist
• conchology
• concierge
• conciliable
• conciliate
• conciliation