See also: Thesaurus and thésaurus

English edit

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Etymology edit

16th century, from Latin thēsaurus, from Ancient Greek θησαυρός (thēsaurós, storehouse, treasure); its current English usage/meaning was established soon after the publication of Peter Roget's Thesaurus of English Words and Phrases in 1852. Doublet of treasure.

Pronunciation edit

  • IPA(key): /θɪˈsɔːɹəs/
  • (file)
  • Rhymes: -ɔːɹəs

Noun edit

thesaurus (plural thesauri or thesauruses)

  1. A publication, traditionally in the form of a book and now often online, that provides synonyms (and sometimes antonyms and other semantic relations) for the words of a given language.
    "Roget" is the leading brand name for a print English thesaurus that lists words under general concepts rather than just close synonyms.
  2. (archaic) A dictionary or encyclopedia.
  3. (information science) A hierarchy of subject headings: canonical titles of themes and topics, the titles serving as search keys.

Synonyms edit

Derived terms edit

Translations edit

See also edit

Further reading edit

Latin edit

Alternative forms edit

Etymology edit

From Ancient Greek θησαυρός (thēsaurós, storehouse, treasure).

Pronunciation edit

Noun edit

thēsaurus m (genitive thēsaurī); second declension

  1. treasure, hoard
    • Late 4th century, Jerome [et al.], transl., edited by Roger Gryson, Biblia Sacra: Iuxta Vulgatam Versionem (Vulgate), 5th edition, Stuttgart: Deutsche Bibelgesellschaft, published 2007, →ISBN, Danihelis 1:2:
      [] et vasa intulit in domum thesauri dei sui
      " [] and he brought the vessels into the treasure house of his god."
  2. a dear friend, loved one
  3. a vault for treasure
  4. chest, strongbox
  5. repository, collection

Declension edit

Second-declension noun.

Case Singular Plural
Nominative thēsaurus thēsaurī
Genitive thēsaurī thēsaurōrum
Dative thēsaurō thēsaurīs
Accusative thēsaurum thēsaurōs
Ablative thēsaurō thēsaurīs
Vocative thēsaure thēsaurī

Derived terms edit

Descendants edit

References edit

  • thesaurus”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
  • thesaurus”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
  • thesaurus in Charles du Fresne du Cange’s Glossarium Mediæ et Infimæ Latinitatis (augmented edition with additions by D. P. Carpenterius, Adelungius and others, edited by Léopold Favre, 1883–1887)
  • thesaurus in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette
  • thesaurus”, in Harry Thurston Peck, editor (1898) Harper's Dictionary of Classical Antiquities, New York: Harper & Brothers
  • thesaurus”, in William Smith et al., editor (1890) A Dictionary of Greek and Roman Antiquities, London: William Wayte. G. E. Marindin

Portuguese edit

Pronunciation edit


Noun edit

thesaurus m (plural thesauri or thesaurus)

  1. thesaurus (dictionary of synonyms)
    Synonyms: tesauro, (Portugal) dicionário de sinónimos, (Brazil) dicionário de sinônimos