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Sludge vs Smear - What's the difference?

sludge | smear |

As an initialism sludge

is (emergency medicine) a mnemonic ("salivation, lacrimation, urination, defecation, gastrointestinal upset, emesis") used to identify the common symptoms of certain affections of a cholinergic toxidrome.

As a verb smear is

to spread (a substance, especially one that colours or is dirty) across a surface by rubbing.

As a noun smear is

a mark made by smearing.

sludge

English

(wikipedia sludge)

Noun

  • A generic term for solids separated from suspension in a liquid.
  • * {{quote-magazine, date=2013-06-29, volume=407, issue=8842, page=28, magazine=(The Economist)
    • , title= High and wet , passage=Floods in northern India, mostly in the small state of Uttarakhand, have wrought disaster on an enormous scale.
  • A residual semi-solid material left from industrial, water treatment, or wastewater treatment processes.
  • A sediment of accumulated minerals in a steam boiler.
  • A mass of small pieces of ice on the surface of a body of water.
  • (uncountable, music) sludge metal

    • Synonyms

    * (separated solids) mud, mire, ooze, slush

    Derived terms

    * activated sludge * oil sludge * sludge metal * sludgecore

    Verb

    (sludg)
  • (informal) to slump or slouch.
  • to slop or drip slowly.

    • smear

    English

    Verb

    (en verb)
  • To spread (a substance, especially one that colours or is dirty) across a surface by rubbing.
    • The artist smeared paint over the canvas in broad strokes.
  • To have a substance smeared on (a surface).
    • She smeared her lips with lipstick.
  • To damage someone's reputation by slandering, misrepresenting, or otherwise making false accusations about an individual, their statements, or their actions.
    • ''The opposition party attempted to smear the candidate by spreading incorrect and unverifiable rumors about their personal behavior.
  • To become spread by smearing.
    • The paint is still wet — don't touch it or it will smear .
  • To climb without using footholds, using the friction from the shoe to stay on the wall.

    • Synonyms

    * spread * (have a substance smeared on) coat, cover, layer

    Derived terms

    * smearer

    Noun

    (en noun)
  • A mark made by smearing.
    • This detergent cleans windows without leaving smears .
  • (medicine) A Pap smear.
    • I'm going to the doctor's this afternoon for a smear .
  • A false attack.
  • A maneuver in which the shoe is placed onto the holdless rock, and the friction from the shoe keeps it in contact
  • A rough glissando in jazz music.

    • Synonyms

    * (mark) streak * (Pap smear) Pap smear, Pap test

    Derived terms

    * cervical smear * smear campaign * smear case

    Anagrams

    * * * * English ergative verbs