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Alternative formsEdit

EtymologyEdit

trap +‎ door

NounEdit

trapdoor (plural trapdoors)

  1. A hinged or sliding door set into a floor or ceiling.
  2. (theater) Such a trap set into the floor of a stage to allow fast exits and entrances.
  3. (computing) A secret method of obtaining access to a program or online system; a backdoor.
  4. (mathematics, cryptography) The special information that permits the inverse of a trapdoor function to be easily computed.
  5. (mining) A door in a level for regulating the ventilating current; weather door.
    (Can we find and add a quotation of Raymond to this entry?)

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TranslationsEdit

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