LATIN DICTIONARYLexicon Latīnum
proper noun · masculinesecond declension

Cossinius

Cossinius m sg (genitive Cossiniī or Cossinī)
Classical[kɔsˈsɪ.ni.ʊs]Ecclesiastical[kosˈsiː.ni.us]

Meaning

  1. masculinesingulara Roman nomen gentile, gens or "family name" famously held by
  2. masculinesingularLucius Cossinius, a Roman knight and friend of Cicero

Declension

declension
formsingularplural
nominativeCossinius—
genitiveCossiniī
Cossinī		—
dativeCossiniō—
accusativeCossinium—
ablativeCossiniō—
vocativeCossinī—

Cossinius, a,
I. a Roman gentile name, Cic. Balb. 23, 53 al.

In the Academy Smith's classical dictionaries

Biography & mythologyCossiniusCossinius. 1. L. Cossinius, of Tibur, received the Roman franchise in consequence of the condemnation of T. Caelius, whom he had accused. (Cic. pro Ba…

Quick answers

What does Cossinius mean in Latin?
Cossinius, a proper noun, means “a Roman nomen gentile, gens or "family name" famously held by”.
What is the genitive of Cossinius?
The genitive singular is Cossiniī. Cossinius is masculine, second declension.
How do you pronounce Cossinius?
In classical Latin, [kɔsˈsɪ.ni.ʊs]; in ecclesiastical (church) Latin, [kosˈsiː.ni.us].