cyclorama /sī-klə-räˈmə/

1. A circular panorama
2. A curved background in stage and cinematograph sets, used to give impression of sky distance, and for lighting effects

• perturbators
• perturbatory
• perturbed
• perturbedly
• perturber
• perturbers
• perturbing
• perturbs
• pertusate
• pertuse
• pertused
• pertusion
• pertusions
• pertussal
• pertussis
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• Peru balsam
• peruke
• peruked
• perukes
• perusal
• perusals
• peruse
• perused
• peruser