LATIN DICTIONARYLexicon Latīnum
proper noun · masculinesecond declension

Titius1

Titius m sg (genitive Titiī or Titī)
Classical[ˈtɪ.ti.ʊs]Ecclesiastical[ˈtit.t͡si.us]

Meaning

  1. masculinesingulara Roman nomen gentile, gens or "family name" famously held by
  2. masculinesingularMarcus Titius, a Roman consul

Declension

declension
formsingularplural
nominativeTitius—
genitiveTitiī
Titī
—
dativeTitiō—
accusativeTitium—
ablativeTitiō—
vocativeTitī—

Tĭtĭus, i, m.; Tĭtĭa, ae, f.,
I. the name of a Roman gens; e. g. Sex. Titius, a tribune of the people, whose motions so much resembled dancing that a certain dance was named Titius after him, Cic. Brut. 62, 225; id. de Or. 2, 11, 48.—
II. Titius Septimius, to whom is addressed Hor. C. 2, 6; cf. id. Ep. 1, 9, 1. — Hence,
A. Tĭtĭus, a, um, adj., of or belonging to a Titius, Titian: lex, Cic. Mur. 8, 18; id. Leg. 2, 6, 14; Val. Max. 8, 1, 3; Dig. 11, 5, 3: atrium, Liv. 39, 44, 7: sodales, appointed for the Sabine worship by king Titus Tatius, Varr. L. L. 5, § 85 Müll.; Tac. A. 1, 54; Luc. 1, 602.—Called also TITIALES, Inscr. Orell. 2432; cf. also SODALIS TITIENSIS, Inscr. Murat. 299.—
B. Tĭ-tĭānus, a, um, adj., of or belonging to a Titius, Titian: fundus, Dig. 23, 3, 50; ib. 45, 1, 85.—
C. Tĭtĭensis, e, adj., of or belonging to king Titus Tatius; v. sodalis, A. —Subst.: Tĭtĭenses, ĭum, m., for the usual Tatienses, one of the three Roman equestrian centuries; v. Tatius; also abbrev. Tĭtĭens, ĭum, Varr. L. L. 5, § 81; Prop. 4 (5), 1, 31.

Origins

From Titus + -ius. Compare South Picene 𐌕𐌉𐌕𐌉𐌞𐌇 (titiúh).

In the Academy Smith's classical dictionaries

adjectivefirst/second-declension adjective
Titius2
Titius (feminine Titia, neuter Titium)
Classical[ˈtɪ.ti.ʊs]Ecclesiastical[ˈtit.t͡si.us]

Meaning

  1. adjectiveof or pertaining to the gens Titia.

Declension

singular
formmasculinefeminineneuter
nominativeTitiusTitiaTitium
genitiveTitiīTitiaeTitiī
dativeTitiōTitiaeTitiō
accusativeTitiumTitiamTitium
ablativeTitiōTitiāTitiō
vocativeTitieTitiaTitium
plural
formmasculinefeminineneuter
nominativeTitiīTitiaeTitia
genitiveTitiōrumTitiārumTitiōrum
dativeTitiīsTitiīsTitiīs
accusativeTitiōsTitiāsTitia
ablativeTitiīsTitiīsTitiīs
vocativeTitiīTitiaeTitia

Origins

From Titus + -ius. Compare South Picene 𐌕𐌉𐌕𐌉𐌞𐌇 (titiúh).

In the Academy Smith's classical dictionaries

Quick answers

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