LATIN DICTIONARYLexicon Latīnum
proper noun · masculinesecond declension

Casimīrus

Casimīrus m (genitive Casimīrī)
Classical[ka.sɪˈmiː.rʊs]Ecclesiastical[ka.s̬iˈmiː.rus]

Meaning

  1. Medieval LatinNew Latina male given name from Polish, equivalent to English Casimir

Declension

declension
formsingularplural
nominativeCasimīrusCasimīrī
genitiveCasimīrīCasimīrōrum
dativeCasimīrōCasimīrīs
accusativeCasimīrumCasimīrōs
ablativeCasimīrōCasimīrīs
vocativeCasimīreCasimīrī

Origins

Borrowed from Polish Kazimierz. The penultimate syllable is long because it carries stress.

Quick answers

What does Casimīrus mean in Latin?
Casimīrus, a proper noun, means “a male given name from Polish, equivalent to English Casimir”.
What is the genitive of Casimīrus?
The genitive singular is Casimīrī. Casimīrus is masculine, second declension.
How do you pronounce Casimīrus?
In classical Latin, [ka.sɪˈmiː.rʊs]; in ecclesiastical (church) Latin, [ka.s̬iˈmiː.rus].