LATIN DICTIONARYLexicon Latīnum
noun · masculinesecond declension

postumus1

postumus m (genitive postumī)
Classical[ˈpɔs.tʊ.mʊs]Ecclesiastical[ˈpɔs.tu.mus]
postumum sg. acc.

Meaning

  1. masculinea posthumous child

Declension

declension
formsingularplural
nominativepostumuspostumī
genitivepostumīpostumōrum
dativepostumōpostumīs
accusativepostumumpostumōs
ablativepostumōpostumīs
vocativepostumepostumī

Postŭmus, i, m.,
I. a Roman surname.
I. M. Curtius Postumus, a friend of Cicero, and the accuser of Murena, Cic. Fam. 13, 5, 2 sq.—
II. C. Rabirius Postumus, defended by Cicero, Cic. Rab. Post. 1, 1 sqq.—
III. Ursidius Postumus, to whom is addressed the sixth satire of Juvenal, Juv. 6, 21; 38; 377.

Origins

From Proto-Italic *postəmmos. See -issimus for more on the second element (-tumus). Compare postrēmus for another superlative of posterus. Cognate to Oscan posmom (acc sg. neuter) and 𐌐𐌖𐌔𐌕𐌌𐌀𐌔 (pustmas, nom pl. feminine)

adjectivefirst/second declension
postumus2
postumus (superlative, feminine postuma, neuter postumum)
Classical[ˈpɔs.tʊ.mʊs]Ecclesiastical[ˈpɔs.tu.mus]
postumum sg. nom. n.; sg. acc. m.; sg. acc. n.; sg. voc. n.

Meaning

  1. superlativesuperlative degree of posterus
  2. superlativelast, especially of children born following death of the father

Declension

singular
formmasculinefeminineneuter
nominativepostumuspostumapostumum
genitivepostumīpostumaepostumī
dativepostumōpostumaepostumō
accusativepostumumpostumampostumum
ablativepostumōpostumāpostumō
vocativepostumepostumapostumum
plural
formmasculinefeminineneuter
nominativepostumīpostumaepostuma
genitivepostumōrumpostumārumpostumōrum
dativepostumīspostumīspostumīs
accusativepostumōspostumāspostuma
ablativepostumīspostumīspostumīs
vocativepostumīpostumaepostuma

postŭmus, a, um,
I. sup., v. posterus, III. B.

Origins

From Proto-Italic *postəmmos. See -issimus for more on the second element (-tumus). Compare postrēmus for another superlative of posterus. Cognate to Oscan posmom (acc sg. neuter) and 𐌐𐌖𐌔𐌕𐌌𐌀𐌔 (pustmas, nom pl. feminine)

Descendants
  • Catalanpòstum
  • Englishposthumous
  • Italianpostumo
  • Portuguesepóstumo
  • Romanianpostum
  • Spanishpóstumo
  • Galicianpóstumo

Quick answers

What does postumus mean in Latin?
postumus, a noun, means “a posthumous child”.
What is the genitive of postumus?
The genitive singular is postumī. postumus is masculine, second declension.
How do you pronounce postumus?
In classical Latin, [ˈpɔs.tʊ.mʊs]; in ecclesiastical (church) Latin, [ˈpɔs.tu.mus].