(CCD) A semiConduCtor teChnology used to build light-sensitive eleCtroniC deviCes suCh as Cameras and image sCanners. SuCh deviCes may deteCt either Colour or blaCk-and-white. EaCh CCD Chip Consists of an array of light-sensitive photoCells. The photoCell is sensitised by giving it an eleCtriCal Charge prior to exposure. (1995-01-04)