planum

Translingual

Etymology

From Latin plānum.

Noun

planum

  1. (astronomy, planetology, planetography, astrogeography, astrogeology) an elevated plain or plateau on a moon or planet

Coordinate terms

English

Etymology

From Latin plānum (level ground, plain).

Noun

planum (plural plana)

  1. (anatomy) any flat surface

Derived terms

Anagrams

Latin

Etymology

From plānus (flat, even, level).

Pronunciation

Noun

plānum n (genitive plānī); second declension

  1. a plain, level ground

Declension

Second-declension noun (neuter).

Case Singular Plural
Nominative plānum plāna
Genitive plānī plānōrum
Dative plānō plānīs
Accusative plānum plāna
Ablative plānō plānīs
Vocative plānum plāna

Descendants

  • Old French: plain
  • Italian: piano
  • Ibero-Romance:
    • Old Galician-Portuguese: chão
    • Spanish: llano (see there for further descendants)
  • Borrowings:

References

  • van der Sijs, Nicoline, editor (2010), “plein”, in Etymologiebank, Meertens Institute
  • planum”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
  • planum 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)
  • planum in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.
  • Carl Meißner, Henry William Auden (1894) Latin Phrase-Book, London: Macmillan and Co.
    • to demonstrate, make a thing clear: aliquid planum facere (Ad Herenn. 2. 5)
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