Signia

From Old Latin *Sicania (“land of the Sicani”), from Sicani, a tribe described by Pliny as living in Latium (likely before their move to Sicily). Both names could be doublets of signum (“signal, mark”).[1]

• (Classical) IPA^(key): /ˈsiɡ.ni.a/, [ˈs̠ɪŋniä]
• (modern Italianate Ecclesiastical) IPA^(key): /ˈsiɲ.ɲi.a/, [ˈsiɲːiä]

Signia f sg (genitive Signiae); first declension

1. An ancient city in Latium, situated on a lofty hill, now Segni

First-declension noun, with locative, singular only.

• Signīnī
• Signīnum
• Signīnus

• Italian: Segni
• → Ancient Greek: Σίγνιον (Sígnion)

• “Signia”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• “Signia”, in William Smith, editor (1854, 1857), A Dictionary of Greek and Roman Geography, volume 1 & 2, London: Walton and Maberly
• Signia in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.