Result for "dictionary"...


Alternative forms

  • dictionnary (obsolete)


Borrowed from Medieval Latin dictiōnārium, from Latin dictiōnārius, from dictiō (speaking), from dictus, perfect past participle of dīcō (speak) + -ārium (room, place).


  • (Received Pronunciation) IPA(key): /ˈdɪkʃ(ə)n(ə)ɹi/
  • (General American, Canada) enPR: dĭk'shə-nĕr-ē, IPA(key): /ˈdɪkʃəˌnɛɹi/
  • Hyphenation: dic‧tion‧ary
  • Rhymes: -ɪkʃənɛəɹi


dictionary (plural dictionaries)

  1. A reference work with a list of words from one or more languages, normally ordered alphabetically, explaining each word's meaning, and sometimes containing information on its etymology, pronunciation, usage, translations, and other data.
    Synonyms: wordbook; see also Thesaurus:dictionary
  2. (preceded by the) A synchronic dictionary of a standardised language held to only contain words that are properly part of the language.
  3. (by extension) Any work that has a list of material organized alphabetically; e.g., biographical dictionary, encyclopedic dictionary.
  4. (computing) An associative array, a data structure where each value is referenced by a particular key, analogous to words and definitions in a physical dictionary.
    Hyponym: hash table

Derived terms

Related terms

  • diction


See also

  • encyclopedia
  • lexicon
  • thesaurus
  • vocabulary
  • wordlist


dictionary (third-person singular simple present dictionaries, present participle dictionarying, simple past and past participle dictionaried)

  1. (transitive) To look up in a dictionary.
  2. (transitive) To add to a dictionary.
  3. (intransitive, rare) To compile a dictionary.

Further reading

  • dictionary at OneLook Dictionary Search


  • indicatory

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