trapdoor en · NOUN
Pronunciation
- trăpdô (Received-Pronunciation)
- (Southern-England) audio
- trăpdôr (General-American)
- /ˈtræpdɔː/ (Received-Pronunciation)
- /ˈtræpdoɹ/ (General-American)
Etymology
From trap + door.
Meanings
- A hinged or sliding door set into a floor or ceiling.
- Such a trap set into the floor of a stage to allow fast exits and entrances.
- A secret method of obtaining access to a program or online system; a backdoor.
- The special information that permits the inverse of a trapdoor function to be easily computed.
- A door in a level for regulating the ventilating current; a weather door.
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| trap door | alternative | lexicographic | |
| trapdoors | Number=Plur | lexicographic | |
| trap-door | alternative | lexicographic |
Deriveds
trapdoor spider · trapdoor effect
Synonyms
Translations (56)
nrf trappe (door set into floor or ceiling) · pl klapa (door set into floor or ceiling) · eo plankpordo (door set into floor or ceiling) · nl achterdeur (secret access to a program) · ru люк (door set into floor or ceiling) · ru лазе́йка (secret access to a program) · ca trapa (door set into floor or ceiling) · fi luukku (door set into floor or ceiling) · ca porta del darrere (secret access to a program) · bg падаща врата (similar door on a stage) · es trampilla (door set into floor or ceiling) · nb lem (door set into floor or ceiling) · fr trappe (door set into floor or ceiling) · sv fallucka (door set into floor or ceiling) · nl valdeur (door set into floor or ceiling) · is hleri (door set into floor or ceiling) · is hlemmur (door set into floor or ceiling) · fi luukku (similar door on a stage) · pt alçapão (door set into floor or ceiling) · es escotillón (similar door on a stage) · bg капак на пода (door set into floor or ceiling) · el καταπακτή (door set into floor or ceiling) · ast trapiella (door set into floor or ceiling) · es escotillón (door set into floor or ceiling) · gl trapela (door set into floor or ceiling) · cmn 活板門 /活板门 (door set into floor or ceiling) · mi kopani (door set into floor or ceiling) · es trampa (door set into floor or ceiling) · ca trapa (similar door on a stage) · ca escotilla (door set into floor or ceiling) · de Falltür (door set into floor or ceiling) · da lem (door set into floor or ceiling) · pl wejście (secret access to a program) · nl valluik (similar door on a stage) · da faldlem (similar door on a stage) · sv fallucka (similar door on a stage) · bg люк (door set into floor or ceiling) · eo klapopordo (door set into floor or ceiling) · hu csapóajtó (door set into floor or ceiling) · pl zapadnia (similar door on a stage) · af valdeur (door set into floor or ceiling) · eo plankopordo (door set into floor or ceiling) · ast trapia (door set into floor or ceiling) · fi takaportti (secret access to a program) · is fallhleri (door set into floor or ceiling) · sv lucka (door set into floor or ceiling) · ru люк (similar door on a stage) · da luge (door set into floor or ceiling) · eo klappordo (door set into floor or ceiling) · it botola (door set into floor or ceiling) · gl trapa (door set into floor or ceiling) · gl zapón (door set into floor or ceiling) · ru лаз (door set into floor or ceiling) · it botola (similar door on a stage) · gl zapa (door set into floor or ceiling) · nl valluik (door set into floor or ceiling)