LATIN DICTIONARYLexicon Latīnum
proper noun · femininesecond declension

Elaphonnēsus

Elaphonnēsus f sg (genitive Elaphonnēsī)
Classical[ɛ.ɫa.pʰɔnˈneː.sʊs]Ecclesiastical[e.la.fonˈnɛː.s̬us]

Meaning

  1. An island in the Sea of Marmara situated opposite of Cyzicus

Declension

declension
formsingularplural
nominativeElaphonnēsus—
genitiveElaphonnēsī—
dativeElaphonnēsō—
accusativeElaphonnēsum—
ablativeElaphonnēsō—
vocativeElaphonnēse—

Origins

Borrowed from Ancient Greek Ἐλαφόννησος (Elaphónnēsos), literally meaning "deer island".

In the Academy Smith's classical dictionaries

Quick answers

What does Elaphonnēsus mean in Latin?
Elaphonnēsus, a proper noun, means “An island in the Sea of Marmara situated opposite of Cyzicus”.
What is the genitive of Elaphonnēsus?
The genitive singular is Elaphonnēsī. Elaphonnēsus is feminine, second declension.
How do you pronounce Elaphonnēsus?
In classical Latin, [ɛ.ɫa.pʰɔnˈneː.sʊs]; in ecclesiastical (church) Latin, [e.la.fonˈnɛː.s̬us].