• Theater backcloth
• Theater claqueur
• Theater costuming
• Theater critic
• Theater cyclorama
• Theater daybill
• Theater dilettanti
• Theater district
• Theater experimentalist
• Theater forestage
• Theater foyer
• Theater garderobe
• Theater goer
• Theater habitué
• Theater impresario
• Theater loge
• Theater of operations
• Theater of the absurd
• Theater of war
• Theater production