Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
1. Sŏlon or Sŏlo (the latter in Cic. Rep. 2, 1, 2), ōnis, m., = Σόλων.
2. Sŏlōn, ōnis, m., = Σολώνιον, a city of the Allobroges, in Gallia Narbonensis, north-west of the Rhodanus, perh. near the modern Sortie, Liv. Epit. 103.