LATIN DICTIONARYLexicon Latīnum
proper noun · neutersecond declension

Histōnium

Histōnium n sg (genitive Histōniī or Histōnī)

Meaning

  1. A town of the Frentani situated on the Adriatic coast, now the town of Vasto

Declension

declension
formsingularplural
nominativeHistōnium—
genitiveHistōniī
Histōnī		—
dativeHistōniō—
accusativeHistōnium—
ablativeHistōniō—
vocativeHistōnium—
locativeHistōniī—

In the Academy Smith's classical dictionaries

GeographyHistoniumHistonium (Ἱστόνιον: Eth. Histoniensis; Il Vasto or Vasto d'Ammone), one of the chief towns of the Frentani, situated on the coast of the Adriatic, ab…

Quick answers

What does Histōnium mean in Latin?
Histōnium, a proper noun, means “A town of the Frentani situated on the Adriatic coast, now the town of Vasto”.
What is the genitive of Histōnium?
The genitive singular is Histōniī. Histōnium is neuter, second declension.