LATIN DICTIONARYLexicon Latīnum
proper noun · masculinesecond declension

Pīnārius1

Pīnārius m sg (genitive Pīnāriī or Pīnārī)
Classical[piːˈnaː.ri.ʊs]Ecclesiastical[piˈnaː.ri.us]

Meaning

  1. a Roman nomen gentile, gens or "family name" famously held by
  2. Lucius Pinarius Mamercinus Rufus, a Roman consul

Declension

declension
formsingularplural
nominativePīnārius—
genitivePīnāriī
Pīnārī
—
dativePīnāriō—
accusativePīnārium—
ablativePīnāriō—
vocativePīnārī—

Pīnārĭus, i, m.,
I. the name of a Roman sacerdotal family. The Pinarii and Potitii presided at the celebration of certain sacred rites in honor of Hercules, originally instituted by Evander and re-established by Romulus. The Pinarii having on one occasion arrived after the exta were consumed, it was ordained that, as long as the family remained, they should not partake of the exta, Liv. 1, 7, 12 sqq.; 9, 29, 9 sqq.; Macr. S. 1, 12, 28; Fest. p. 237 Müll. —Hence, Pīnārĭus, a, um, adj., of or belonging to the Pinarii, Pinarian: Pinaria domus, Verg. A. 8, 270: Pinaria gens, Aur. Vict. Orig. Gent. R. 8: Pinaria tribus, Fest. s. v. popilia, p. 233 Müll.

In the Academy Smith's classical dictionaries

adjectivefirst/second-declension adjective
Pīnārius2
Pīnārius (feminine Pīnāria, neuter Pīnārium)
Classical[piːˈnaː.ri.ʊs]Ecclesiastical[piˈnaː.ri.us]

Meaning

  1. adjectiveof or pertaining to the gens Pinaria.

Declension

singular
formmasculinefeminineneuter
nominativePīnāriusPīnāriaPīnārium
genitivePīnāriīPīnāriaePīnāriī
dativePīnāriōPīnāriaePīnāriō
accusativePīnāriumPīnāriamPīnārium
ablativePīnāriōPīnāriāPīnāriō
vocativePīnāriePīnāriaPīnārium
plural
formmasculinefeminineneuter
nominativePīnāriīPīnāriaePīnāria
genitivePīnāriōrumPīnāriārumPīnāriōrum
dativePīnāriīsPīnāriīsPīnāriīs
accusativePīnāriōsPīnāriāsPīnāria
ablativePīnāriīsPīnāriīsPīnāriīs
vocativePīnāriīPīnāriaePīnāria

In the Academy Smith's classical dictionaries

Quick answers

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