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suppression

[suh-presh-uh n]
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noun
  1. the act of suppressing.
  2. the state of being suppressed.
  3. Psychoanalysis. conscious inhibition of an impulse.
  4. Botany. the absence of parts normally or usually present due to the action of frost, disease, or insects.
  5. Radio, Electronics. the elimination of a component of a varying emission, as the elimination of a frequency or group of frequencies from a signal.
  6. Electricity. the reduction or elimination of irregular current oscillations or frequencies in a circuit.
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Origin of suppression

1520–30; < Latin suppressiōn- (stem of suppressiō) a pressing under. See suppress, -ion
Related formsnon·sup·pres·sion, nounre·sup·pres·sion, nounself-sup·pres·sion, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words

eliminationoverthrowannihilationobliterationdefeatabolishmentoverridingsuppressing

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British Dictionary definitions for suppression

suppression

noun
  1. the act or process of suppressing or the condition of being suppressed
  2. psychoanal the conscious avoidance of unpleasant thoughtsCompare repression (def. 2)
  3. electronics the act or process of suppressing a frequency, oscillation, etc
  4. biology the failure of an organ or part to develop
  5. med the cessation of any physiological process
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for suppression

n.

1520s, from Latin suppressionem (nominative suppresio), noun of action from past participle stem of supprimere (see suppress).

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Online Etymology Dictionary, © 2010 Douglas Harper

suppression in Medicine

suppression

(sə-prĕshən)
n.
  1. The act of suppressing or the state of being suppressed.
  2. Conscious exclusion of unacceptable desires, thoughts, or memories from the mind.
  3. The sudden arrest of the secretion of a fluid, such as urine or bile.
  4. The checking or curtailing of an abnormal flow or discharge.
  5. The effect of a second genetic mutation that reverses a phenotypic change that had been caused by a previous mutation at a different location on the chromosome.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.