blur vs fuzz what difference

what is difference between blur and fuzz

English

Etymology

From earlier blurre, probably an alteration of blear, from Middle English bleren, from Old English blerian. Compare Scots blore, bloar (to blur, cover with blots). More at blear.

Pronunciation

  • IPA(key): /blɜ(ɹ)/

Verb

blur (third-person singular simple present blurs, present participle blurring, simple past and past participle blurred)

  1. To make indistinct or hazy, to obscure or dim.
  2. To smear, stain or smudge.
  3. (intransitive) To become indistinct.
  4. To cause imperfection of vision in; to dim; to darken.
    • 1819, Joseph Rodman Drake, The Culprit Fay
      His eyes are blurred with the lightning’s glare.
  5. (obsolete, transitive) To sully; to stain; to blemish, as reputation.
    • Sarcasms may eclipse thine own, / But cannot blur my lost renown.
  6. (graphical user interface, transitive) To transfer the input focus away from.
    • 2003, John Pollock, JavaScript: A Beginner’s Guide, Second Edition (page 175)
      Then give this box focus to blur the first one: []
    • 2001, Martin Webb, Michel Plungjan, Keith Drakard, Instant JavaScript (page 678)
      These form elements need to have an onFocus event handler to blur the current focus.

Synonyms

  • (make indistinct or hazy): pixelate, smooth
  • (move input focus from): unfocus

Antonyms

  • sharpen

Translations

Noun

blur (plural blurs)

  1. A smear, smudge or blot
  2. Something that appears hazy or indistinct
  3. (obsolete) A moral stain or blot.
    • 1548, Nicolas Udall, The first tome or volume of the Paraphrase of Erasmus vpon the newe testamente:
      [] with her raillyng sette a great blurre on myne honesty

Derived terms

  • motion blur

Translations

Adjective

blur (comparative more blur, superlative most blur)

  1. (Malaysia, Singapore, informal) In a state of doubt or confusion.

Anagrams

  • Burl, burl


English

Pronunciation

  • enPR: fŭz, IPA(key): /fʌz/
  • Rhymes: -ʌz

Etymology 1

Uncertain. Some dictionaries suggest a Germanic source; compare Low German fussig (loose; spongy), Dutch voos (unsound; rotten). Others, such as Webster’s New College Dictionary, suggest a back-formation from fuzzy. The Oxford English Dictionary suggests, “Perhaps imitative of the action of blowing away light particles.”

Noun

fuzz (countable and uncountable, plural fuzzes)

  1. A frizzy mass of hair or fibre.
    • 1895, Hamlin Garland, Rose of Dutcher’s Coolly, page 352:
      His cheeks were like peaches, with much the same sort of fuzz over them.
  2. Quality of an image that is unclear; a blurred image.
  3. (computing) The random data used in fuzz testing.
  4. A distorted sound, especially from an electric guitar or other amplified instrument.
  5. A state of befuddlement.
    • 1784, Jonathan Swift, “Journal to Stella”, The works of the Rev. Dr. Jonathan Swift, page 54:
      I think I’m in a fuzz, and don’t know what I ſay, I never ſaw the like.
Translations

Verb

fuzz (third-person singular simple present fuzzes, present participle fuzzing, simple past and past participle fuzzed)

  1. (transitive) To make fuzzy.
  2. (intransitive) To become fuzzy.
  3. (transitive, dated) To make drunk.
  4. (computing) To test a software component by running it on randomly generated input.
    • 2012, Charlie Miller, Dion Blazakis, Dino DaiZovi, iOS Hacker’s Handbook (page 172)
      Sulley works by fuzzing the first fuzzable field to be fuzzed. While it is iterating through all the values it wants to try for that field, all the other fields are untouched and remain at their default value.
  5. (intransitive, dated) To fly off in minute particles with a fizzing sound, like water from hot metal.

References

  • “fuzz, n.1Oxford English Dictionary, 1884–1928, and First Supplement, 1933.
  • “fuzz1”, in Webster’s II New College Dictionary, 2005, →ISBN

Etymology 2

Unknown. Godfrey Irwin (1930) suggests a possible connection to fuss, “over-particular”, excessive bother.

Noun

fuzz (uncountable)

  1. (US, slang, with “the”) The police.
    • 2009, The Imaginarium of Doctor Parnassus, 0:26:17:
      Let’s get the hell out of here before the fuzz turns up
Translations

References
  • Godfrey Irwin. 1930. American Tramp and Underworld Slang, New York, Sears. →OCLC

Etymology 3

Noun

fuzz

  1. Misspelling of fuss.

Spanish

Noun

fuzz m (uncountable)

  1. fuzz

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