Noun suppressor has 3 senses
  1. suppressor, suppresser - someone who suppresses; "dictators are suppressors of free speech"
    --1 is a kind of restrainer, controller
    Derived form: verb suppress1
  2. suppressor, suppresser, suppressor gene, suppresser gene - a gene that suppresses the phenotypic expression of another gene (especially of a mutant gene)
    --2 is a kind of gene, cistron, factor
  3. suppressor, suppresser - an electrical device for suppressing unwanted currents
    --3 is a kind of electrical device
    --3 has particulars:
     surge suppressor, surge protector, spike suppressor, spike arrester, lightning arrester
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