LATIN DICTIONARYLexicon Latīnum
proper noun · masculinesecond declension

Iesenius

Iesenius m sg (genitive Ieseniī or Iesenī)
Classical[jɛˈsɛ.ni.ʊs]Ecclesiastical[jeˈs̬ɛː.ni.us]

Meaning

  1. New Latinmasculinesingulara surname from Slovak — famously held by
  2. New LatinmasculinesingularJan Jesenius (1566–1621), Bohemian physician, anatomist, politician and philosopher.

Declension

declension
formsingularplural
nominativeIesenius—
genitiveIeseniī
Iesenī		—
dativeIeseniō—
accusativeIesenium—
ablativeIeseniō—
vocativeIesenī—

Origins

From Slovak Jesenský + Latin -ius.

Quick answers

What does Iesenius mean in Latin?
Iesenius, a proper noun, means “a surname from Slovak — famously held by”.
What is the genitive of Iesenius?
The genitive singular is Ieseniī. Iesenius is masculine, second declension.
How do you pronounce Iesenius?
In classical Latin, [jɛˈsɛ.ni.ʊs]; in ecclesiastical (church) Latin, [jeˈs̬ɛː.ni.us].