What does porphyrogenitus mean in Latin?

porphyrogenitus, a adjective, means “born to the purple, porphyrogenite”.

How do you pronounce porphyrogenitus?

In classical Latin, [pɔr.pʰy.rɔˈɡɛ.nɪ.tʊs]; in ecclesiastical (church) Latin, [por.fi.roˈd͡ʒɛː.ni.tus].

adjectivefirst/second-declension adjective

porphyrogenitus (feminine porphyrogenita, neuter porphyrogenitum)

Classical[pɔr.pʰy.rɔˈɡɛ.nɪ.tʊs]Ecclesiastical[por.fi.roˈd͡ʒɛː.ni.tus]

singular
form	masculine	feminine	neuter
nominative	porphyrogenitus	porphyrogenita	porphyrogenitum
genitive	porphyrogenitī	porphyrogenitae	porphyrogenitī
dative	porphyrogenitō	porphyrogenitae	porphyrogenitō
accusative	porphyrogenitum	porphyrogenitam	porphyrogenitum
ablative	porphyrogenitō	porphyrogenitā	porphyrogenitō
vocative	porphyrogenite	porphyrogenita	porphyrogenitum

plural
form	masculine	feminine	neuter
nominative	porphyrogenitī	porphyrogenitae	porphyrogenita
genitive	porphyrogenitōrum	porphyrogenitārum	porphyrogenitōrum
dative	porphyrogenitīs	porphyrogenitīs	porphyrogenitīs
accusative	porphyrogenitōs	porphyrogenitās	porphyrogenita
ablative	porphyrogenitīs	porphyrogenitīs	porphyrogenitīs
vocative	porphyrogenitī	porphyrogenitae	porphyrogenita

Partial calque of Ancient Greek πορφυρογέννητος (porphurogénnētos).