| a screen or mat covered with a dark material for shielding a camera lens from excess light or glare. |
| a chattering or flighty, light-headed person. |
hemicycle (ˈhɛmɪˌsaɪkəl) ![]() | |
| —n | |
| 1. | a semicircular structure, room, arena, wall, etc |
| 2. | a rare word for semicircle |
| hemicyclic | |
| —adj | |