Usually means: Secret entrance hidden, access controlled.
Definitions Related words Phrases Mentions Lyrics History
We found 23 dictionaries that define the word trapdoor:

General (18 matching dictionaries)
  1. trapdoor: Longman Dictionary of Contemporary English
  2. trapdoor: Merriam-Webster
  3. trapdoor: Oxford Learner's Dictionaries
  4. Trapdoor, trapdoor: Wordnik
  5. trapdoor: Cambridge Advanced Learner's Dictionary
  6. trapdoor: Wiktionary
  7. trapdoor: Webster's New World College Dictionary, 4th Ed.
  8. trapdoor: The Wordsmyth English Dictionary-Thesaurus
  9. trapdoor: Infoplease Dictionary
  10. trapdoor: Dictionary.com
  11. Trapdoor (company), Trapdoor (disambiguation), Trapdoor: Wikipedia, the Free Encyclopedia
  12. Trapdoor: Online Plain Text English Dictionary
  13. trapdoor: Webster's Revised Unabridged, 1913 Edition
  14. Trapdoor: AllWords.com Multi-Lingual Dictionary
  15. trapdoor: FreeDictionary.org
  16. trapdoor: TheFreeDictionary.com

Business (1 matching dictionary)
  1. Construction Term Glossary (No longer online)

Computing (1 matching dictionary)
  1. trapdoor: Encyclopedia

Medicine (1 matching dictionary)
  1. online medical dictionary (No longer online)

Slang (2 matching dictionaries)
  1. trapdoor: Green’s Dictionary of Slang
  2. Trapdoor: Urban Dictionary

Definitions from Wiktionary (
)
American English Definition British English Definition
noun:  A hinged or sliding door set into a floor or ceiling.
noun:  (theater) Such a trap set into the floor of a stage to allow fast exits and entrances.
noun:  (computing) A secret method of obtaining access to a program or online system; a backdoor.
noun:  (mathematics, cryptography) The special information that permits the inverse of a trapdoor function to be easily computed.
noun:  (mining) A door in a level for regulating the ventilating current; a weather door.
verb:  (cryptography, transitive) To subvert (a cryptographic scheme) by means of a secret parameter that makes the trapdoor function easy to compute.
verb:  (surgery, intransitive) To form a trapdoor deformity.

Similar:

Opposite:

Types:

Phrases:

Adjectives:




Words similar to trapdoor

Usage examples for trapdoor

Idioms related to trapdoor

Wikipedia articles (New!)

Popular adjectives describing trapdoor

Words that often appear near trapdoor

Rhymes of trapdoor

Invented words related to trapdoor

Similar:

Opposite:

Types:

Phrases:

Adjectives:



Writing poetry or lyrics? You can find related words that match a given meter.
This feature is permanently available from the "Related words" tab and from the Thesaurus.





Home   Reverse Dictionary / Thesaurus   Datamuse   Word games   Spruce   Feedback   Dark mode   Random word   Help


Color thesaurus

Use OneLook to find colors for words and words for colors

See an example

Literary notes

Use OneLook to learn how words are used by great writers

See an example

Word games

Try our innovative vocabulary games

Play Now

Read the latest OneLook newsletter issue: Threepeat Redux