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dither

   Also found in: Dictionary/thesaurus, Idioms, Wikipedia 0.02 sec.
dither [′dithยทər]
(communications)
A technique for representing the entire gray scale of a picture by picture elements with only one of two levels (“white” and “black”), in which a multilevel input image signal is compared with a position-dependent set of thresholds, and picture elements are set to “white” only where the image input signal exceeds the threshold.
(control systems)
A force having a controlled amplitude and frequency, applied continuously to a device driven by a servomotor so that the device is constantly in small-amplitude motion and cannot stick at its null position. Also known as buzz.
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Afghanistan decision deserving of dither Former Vice President Dick Cheney accused President Barack Obama of "dithering" in Afghanistan.
LETTERS TO THE EDITOR by The Santa Fe New Mexican (Santa Fe, NM)
Byline: Mark Bill RECENTLY, we've seen Gordon Brown dither over whether to give the poorest people a lump sum to help them with rocketing fuel prices.
Letter: Energy costs by Daily Post (Liverpool, England)
PM: I DID NOT DITHER OVER HAIN SCANDAL GORDON Brown yesterday swept aside charges of dithering and said he was getting on with his job after Peter Hain's resignation.
NEWS by The Mirror (London, England)
 
 
 
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