What does abȳdenus mean in Latin?

abȳdenus, a adjective, means “of or pertaining the town of Abydos”.

How do you pronounce abȳdenus?

In classical Latin, [aˈbyː.dɛ.nʊs]; in ecclesiastical (church) Latin, [aˈbiː.de.nus].

adjectivefirst/second-declension adjective

abȳdenus (feminine abȳdena, neuter abȳdenum)

Classical[aˈbyː.dɛ.nʊs]Ecclesiastical[aˈbiː.de.nus]

singular
form	masculine	feminine	neuter
nominative	abȳdenus	abȳdena	abȳdenum
genitive	abȳdenī	abȳdenae	abȳdenī
dative	abȳdenō	abȳdenae	abȳdenō
accusative	abȳdenum	abȳdenam	abȳdenum
ablative	abȳdenō	abȳdenā	abȳdenō
vocative	abȳdene	abȳdena	abȳdenum

plural
form	masculine	feminine	neuter
nominative	abȳdenī	abȳdenae	abȳdena
genitive	abȳdenōrum	abȳdenārum	abȳdenōrum
dative	abȳdenīs	abȳdenīs	abȳdenīs
accusative	abȳdenōs	abȳdenās	abȳdena
ablative	abȳdenīs	abȳdenīs	abȳdenīs
vocative	abȳdenī	abȳdenae	abȳdena

Charlton Lewis's shorter dictionary for students: the same scholarship in plain, modern definitions.

Abȳdēnus adj.,

of Abydus, a town in Mysia: aqua, O.

Derived from Ancient Greek Ἀβυδηνός (Abudēnós, “an inhabitant of Abydos”)