What does Gnesna mean in Latin?

Gnesna, a proper noun, means “Gniezno (a city in Greater Poland Voivodeship, Poland)”.

What is the genitive of Gnesna?

The genitive singular is Gnesnae. Gnesna is feminine, first declension.

In classical Latin, [ˈnɛs.na]; in ecclesiastical (church) Latin, [ˈɲɛz.na].

proper noun · femininefirst declension

Gnesna f sg (genitive Gnesnae)

Classical[ˈnɛs.na]Ecclesiastical[ˈɲɛz.na]

femininesingularGniezno (a city in Greater Poland Voivodeship, Poland)
Posteriate Lechi deficiente, Poloni comitiis Gnesnae de Repub.stabilienda habiis duodecim ex Procerum numero secundum totidem Palatinatus seu Provincias deligunt, quos Palatinos seu Woievodas, hoc est, duces belli lingua patria nominarunt, illisq; rerum summam committunt.Later, when Lech failed, the Poles, having held an assembly at Gniezno to establish a republic, elected twelve nobles from the same number of Palatinates or Provinces, whom they named Palatines or Voivodes, that is, war leaders in their native language, and entrusted the sum of their affairs to them.1626, Salomon Neugebauer, “Cracus.”, in Icones et vitae principum ac regum Poloniae omnium, page 3:

Borrowed from Polish Gniezno.