actiniform (ækˈtɪnɪˌfɔːm) ![]() | |
| —adj | |
| another word for actinoid | |
| [C20: from | |
| a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes. |
| a screen or mat covered with a dark material for shielding a camera lens from excess light or glare. |