What does Alexandrīnus mean in Latin?

Alexandrīnus, a noun, means “an Alexandrian or Alexandrine [man] (a native or inhabitant of the Egyptian port city of Alexandria)”.

What is the genitive of Alexandrīnus?

The genitive singular is Alexandrīnī. Alexandrīnus is masculine, second declension.

In classical Latin, [a.ɫɛk.sanˈdriː.nʊs]; in ecclesiastical (church) Latin, [a.leɡ.zanˈdriː.nus].

noun · masculinesecond declension

Alexandrīnus m (genitive Alexandrīnī, feminine Alexandrīna)

Classical[a.ɫɛk.sanˈdriː.nʊs]Ecclesiastical[a.leɡ.zanˈdriː.nus]

an Alexandrian or Alexandrine [man] (a native or inhabitant of the Egyptian port city of Alexandria)

declension
form	singular	plural
nominative	Alexandrīnus Alexandrīna	Alexandrīnī Alexandrīnae
genitive	Alexandrīnī Alexandrīnae	Alexandrīnōrum Alexandrīnārum
dative	Alexandrīnō Alexandrīnae	Alexandrīnīs
accusative	Alexandrīnum Alexandrīnam	Alexandrīnōs Alexandrīnās
ablative	Alexandrīnō Alexandrīnā	Alexandrīnīs
vocative	Alexandrīne Alexandrīna	Alexandrīnī Alexandrīnae

From the Ancient Greek Ἀλεξανδρῖνος (Alexandrînos).

Descendants

adjectivefirst/second-declension adjective

Alexandrīnus²

Alexandrīnus (feminine Alexandrīna, neuter Alexandrīnum)

Classical[a.ɫɛk.sanˈdriː.nʊs]Ecclesiastical[a.leɡ.zanˈdriː.nus]

adjectiveAlexandrian or Alexandrine (of or pertaining to the Egyptian port city of Alexandria)

singular
form	masculine	feminine	neuter
nominative	Alexandrīnus	Alexandrīna	Alexandrīnum
genitive	Alexandrīnī	Alexandrīnae	Alexandrīnī
dative	Alexandrīnō	Alexandrīnae	Alexandrīnō
accusative	Alexandrīnum	Alexandrīnam	Alexandrīnum
ablative	Alexandrīnō	Alexandrīnā	Alexandrīnō
vocative	Alexandrīne	Alexandrīna	Alexandrīnum

plural
form	masculine	feminine	neuter
nominative	Alexandrīnī	Alexandrīnae	Alexandrīna
genitive	Alexandrīnōrum	Alexandrīnārum	Alexandrīnōrum
dative	Alexandrīnīs	Alexandrīnīs	Alexandrīnīs
accusative	Alexandrīnōs	Alexandrīnās	Alexandrīna
ablative	Alexandrīnīs	Alexandrīnīs	Alexandrīnīs
vocative	Alexandrīnī	Alexandrīnae	Alexandrīna

From the Ancient Greek Ἀλεξανδρῖνος (Alexandrînos).

What does Alexandrīnus mean in Latin?: Alexandrīnus, a noun, means “an Alexandrian or Alexandrine [man] (a native or inhabitant of the Egyptian port city of Alexandria)”.
What is the genitive of Alexandrīnus?: The genitive singular is Alexandrīnī. Alexandrīnus is masculine, second declension.
How do you pronounce Alexandrīnus?: In classical Latin, [a.ɫɛk.sanˈdriː.nʊs]; in ecclesiastical (church) Latin, [a.leɡ.zanˈdriː.nus].