dictionary
UK /ˈdɪk.ʃə.nə.ɹi/ · US /ˈdɪk.ʃəˌnɛ.ɹi/ noun, verb, proper noun
Forms dictionaries dictionarying dictionaried dictionnary dixnary
- noun A reference work listing words or names from one or more languages, usually ordered alphabetically, explaining each term's meanings or senses, often also containing information on its etymology, pronunciation, usage, semantic relations, translations, as well as other relevant information. “If you want to know the meaning of a word, look it up in the dictionary.”
- noun (preceded by the) A synchronic dictionary of a standardised language held to only contain words that are properly part of the language.
- noun (by extension) A reference work on a particular subject or activity in which the entries are arranged alphabetically; an alphabetical encyclopedia. “a law dictionary”
- noun (figurative, with of or a possessive) The collection of words used or understood by a particular individual.
- noun (figurative) Someone or something regarded as a repository or compendium of information. “walking dictionary”
- noun (computing) An associative array; a data structure where each value is referenced by a particular key, analogous to words and definitions in a dictionary (noun sense 1).
- verb (transitive) To look up in a dictionary.
- verb (transitive) To add to a dictionary.
- verb (intransitive, rare) To compile a dictionary.
- proper noun Nickname for a swot or studious person, or one who uses needlessly complicated words.
Synonyms
lexicon vocabulary dict dict. explanatory dictionary interpreter
Etymology
From Middle English dixionare, a learned borrowing from Medieval Latin dictiōnārium, from Latin dictiōnārius, from dictiō (“a speaking”), from dictus, perfect past participle of dīcō (“to speak”) + -ārium (“room, place”). By surface analysis, diction + -ary.
From dictionary.
Webster’s 1913
- noun A book containing the words of a language, arranged alphabetically, with explanations of their meanings; a lexicon; a vocabulary; a wordbook.
- noun Hence, a book containing the words belonging to any system or province of knowledge, arranged alphabetically; as, a dictionary of medicine or of botany; a biographical dictionary.
Etymology [Cf. F. dictionnaire. See Diction.]
Sources: Wiktionary · Webster’s 1913 — from the Wiktionary entry “dictionary”, CC BY-SA 4.0. Details