| an extraordinary or unusual thing, person, or event; an exceptional example or instance. |
| a screen or mat covered with a dark material for shielding a camera lens from excess light or glare. |
| imbecile | |
| —n | |
| 1. | psychol a person of very low intelligence (IQ of 25 to 50), usually capable only of guarding himself against danger and of performing simple mechanical tasks under supervision |
| 2. | informal an extremely stupid person; dolt |
| —adj | |
| 3. | of or like an imbecile; mentally deficient; feeble-minded |
| 4. | stupid or senseless: an imbecile thing to do |
| [C16: from Latin imbēcillus feeble (physically or mentally)] | |
| 'imbecilely | |
| —adv | |
| imbe'cilically | |
| —adv | |
| imbe'cility | |
| —n | |
imbecile im·be·cile (ĭm'bə-sĭl, -səl)
n.
A person of moderate to severe mental retardation having a mental age of from three to seven years and generally being capable of some degree of communication and performance of simple tasks under supervision. The term belongs to a classification system no longer in use and is now considered offensive.