planus

From Proto-Italic *plānos, from Proto-Indo-European *pleh₂-no-s (“flattened”), from *pleh₂- (“flat”).^[1] Further related to Latin palma, planta, plautus, palam, palātum, and likely pellō.

• (Classical Latin) IPA^(key): /ˈplaː.nus/, [ˈpɫ̪äːnʊs̠]
• (modern Italianate Ecclesiastical) IPA^(key): /ˈpla.nus/, [ˈpläːnus]

plānus (feminine plāna, neuter plānum, comparative planior, superlative planissimus, adverb plānē); first/second-declension adjective

1. level, flat, even

   Synonym: aequus

   Antonyms: impār, inīquus

2. intelligible, clear

First/second-declension adjective.

From Ancient Greek πλάνος (plános), itself from πλᾰνάω (planáō, “to wander”).

• (Classical Latin) IPA^(key): /ˈpla.nus/, [ˈpɫ̪änʊs̠]
• (modern Italianate Ecclesiastical) IPA^(key): /ˈpla.nus/, [ˈpläːnus]

planus m (genitive planī); second declension

1. a tramp, hobo, vagabond, bum
2. a cheat, impostor

Second-declension noun.

• “planus”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• “planus”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
• planus 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)
• planus in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.
• Carl Meißner, Henry William Auden (1894) Latin Phrase-Book‎^[1], London: Macmillan and Co.
  • level country; plains: loca plana or simply plana