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articulus (plural articuli)

  1. (zoology) A joint of the cirri of the Crinoidea.
  2. (zoology) A joint or segment of an arthropod appendage.


Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
(See the entry for articulus in
Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.)



Diminutive from artus (joint; limbs) +‎ -culus. In the grammatical sense, it is a semantic loan from Ancient Greek ἄρθρον (árthron).



articulus m (genitive articulī); second declension

  1. A point connecting various parts of the body; joint, knot, knuckle.
  2. a limb, member, finger
  3. (grammar) a short clause; a single word; pronoun, pronominal adjective or article
  4. (figuratively) a member, part, division, point, article
  5. (figuratively) a point in time, moment; division of time, space


Second declension.

Case Singular Plural
nominative articulus articulī
genitive articulī articulōrum
dative articulō articulīs
accusative articulum articulōs
ablative articulō articulīs
vocative articule articulī

Derived terms[edit]

Related terms[edit]



  • articulus in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
  • articulus in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
  • du Cange, Charles (1883), “articulus”, in G. A. Louis Henschel, Pierre Carpentier, Léopold Favre, editors, Glossarium Mediæ et Infimæ Latinitatis (in Latin), Niort: L. Favre
  • articulus in Gaffiot, Félix (1934) Dictionnaire Illustré Latin-Français [Illustrated Latin-French Dictionary], Hachette
  • Carl Meissner; Henry William Auden (1894) Latin Phrase-Book[1], London: Macmillan and Co.
    • (ambiguous) just at the critical moment: in ipso discrimine (articulo) temporis