Trapdoor

Quick meaning: Trapdoor is a noun meaning A hinged or sliding door set into a floor or ceiling.

Meaning

A hinged or sliding door set into a floor or ceiling.

More Meanings

1. (theater) Such a trap set into the floor of a stage to allow fast exits and entrances.
2. (computing) A secret method of obtaining access to a program or online system; a backdoor.
3. (mathematics, cryptography) The special information that permits the inverse of a trapdoor function to be easily computed.
4. (mining) A door in a level for regulating the ventilating current; a weather door.
5. (surgery, intransitive) To form a trapdoor deformity.
6. (cryptography, transitive) To subvert (a cryptographic scheme) by means of a secret parameter that makes the trapdoor function easy to compute.

Word Forms

• trapdoors
• trap door
• trap-door
• trapdooring
• trapdoored

Synonyms for trapdoor

Depending on context, synonyms include drop.

Related Words

Related dictionary entries include hatch, door, gate, passageway, chute, wayside.

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