dither
English
Etymology
From didder, from Middle English didderen ("to tremble"), ultimately from Proto-Germanic *titrōną, whence also derived Old High German zittarōn (German zittern) and Old Norse titra (Faroese titra, Icelandic titra).
Pronunciation
- (Received Pronunciation) IPA(key): /ˈdɪðə/
- (General American) IPA(key): /ˈdɪðɚ/
- Rhymes: -ɪðə(ɹ)
Noun
dither (countable and uncountable, plural dithers)
- The state of being undecided.
- 2002, Thomas P. Glynn, A Child's Christmas In Chicago, page 59:
- Everyone was in a dither; either in it or about to get in it or just climbing out of it. Naturally, the Madam was not in a dither. Dither was a foreign concept to her.
-
- A form of noise which is intentionally applied to randomize errors which occur in the processing of both digital audio and digital video data.
- (computer graphics) The use of dot patterns to approximate colors not available in the palette.
Translations
form of noise
Verb
dither (third-person singular simple present dithers, present participle dithering, simple past and past participle dithered)
- To tremble, shake, or shiver with cold.
- 1913, D.H. Lawrence, Sons and Lovers, chapter 8
- Presently he came running out of the scullery, with the soapy water dripping from him, dithering with cold.
- 1913, D.H. Lawrence, Sons and Lovers, chapter 8
- To be uncertain or unable to make a decision about doing something.
- 2012, The Economist, Sept. 22nd issue, Indian Reform: At Last
- The dithering Mr Singh of recent times may worry that his reform proposals are already too bold. The reforming Mr Singh of yore would see them as just the start.
- 2012, The Economist, Sept. 22nd issue, Indian Reform: At Last
- To do something nervously.
- (computer graphics) To render an approximation of (an image, etc.) by using dot patterns to approximate (the features of) colors not in the system palette.
- To intentionally add noise to a signal to randomize errors.
Derived terms
Related terms
Further reading
- “dither” in Douglas Harper, Online Etymology Dictionary, 2001–2019.
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