Rhodum
Rhodum is a Latin form of Rhodus, meaning “Rhodes”. It is the genitive plural masculine noun or accusative singular masculine noun.
Found 57 times in the Latin texts on Socratos.
Where it is used
Cicero, Tusculanae Disputationes 2.61: at non noster Posidonius; quem et ipse saepe vidi et id dicam, quod solebat narrare Pompeius, se, cum Rhodum venisset decedens ex Syria, audire voluisse Posidonium; sed cum audisset eum graviter esse aegrum, quod vehem …
Source: Socratos (socratos.org), a free reader for Ancient Greek and Latin. Grammar from the Perseus Treebank and Morpheus; dictionary entries from Lewis & Short, A Latin Dictionary (Perseus Digital Library, CC BY-SA). Counts are from the texts on Socratos.