| a screen or mat covered with a dark material for shielding a camera lens from excess light or glare. |
| an extraordinary or unusual thing, person, or event; an exceptional example or instance. |
| CD-ROM (sē'dē'rŏm') Pronunciation Key
A compact disk containing permanently stored data that cannot be altered. |
An acronym for compact disc-read only memory. Commonly known as CDs, these plastic discs hold information that can be read by laser. (Compare magnetic tape.)
CD-ROM
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