truncus

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English

A mathematical graph of the basic truncus formula, marked in blue, with domain and range both restricted to .

Etymology

From Latin truncus. Doublet of tronk and trunk.

Pronunciation

  • Audio (US):(file)

Noun

truncus (plural trunci)

  1. (biology) The thorax of an insect.
  2. (medicine) The trunk (torso) of the human body or other animal body.
  3. (medicine) An arterial trunk, such as the truncus arteriosus.
  4. (geometry) A curve in the Cartesian plane consisting of all points (x,y) satisfying an equation of the form where a, b, and c are given constants.

Derived terms

Anagrams

Latin

Etymology

Unknown origin,[1] but possibly from Proto-Indo-European *twerḱ- (“to cut”). Cognate with Ancient Greek σάρξ (sárx), Old Irish tru, troich (“fated to die”) and Latin trux[2][3] and Proto-Slavic *strǫkъ.

Pronunciation

Adjective

truncus (feminine trunca, neuter truncum); first/second-declension adjective

  1. lopped, docked
  2. maimed, mangled, mutilated

Declension

First/second-declension adjective.

singular plural
masculine feminine neuter masculine feminine neuter
nominative truncus trunca truncum truncī truncae trunca
genitive truncī truncae truncī truncōrum truncārum truncōrum
dative truncō truncae truncō truncīs
accusative truncum truncam truncum truncōs truncās trunca
ablative truncō truncā truncō truncīs
vocative trunce trunca truncum truncī truncae trunca

Descendants

  • Italian: tronco
  • Spanish: trunco

Noun

truncus m (genitive truncī); second declension

  1. tree trunk
  2. a piece cut off
  3. (figuratively, derogatory) blockhead, dunce, dolt
    Synonyms: see Thesaurus:homo stultus
  4. (New Latin, biology) the thorax of an insect
  5. (New Latin, medicine) trunk, torso
  6. (New Latin, medicine) an arterial trunk, such as the truncus arteriosus

Declension

Second-declension noun.

singular plural
nominative truncus truncī
genitive truncī truncōrum
dative truncō truncīs
accusative truncum truncōs
ablative truncō truncīs
vocative trunce truncī

Synonyms

Derived terms

Descendants

References

  • “truncus”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
  • “truncus”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
  • truncus 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)
  • truncus in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.
  1. ^ De Vaan, Michiel (2008) “truncus”, in Etymological Dictionary of Latin and the other Italic Languages (Leiden Indo-European Etymological Dictionary Series; 7), Leiden, Boston: Brill, →ISBN, pages 630-1
  2. ^ Partridge, Origins: A Short Etymological Dictionary of Modern English
  3. ^ Partridge, Origins: A Short Etymological Dictionary of Modern English
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