What does marōnītus mean in Latin?

marōnītus, a adjective, means “Maronite”.

How do you pronounce marōnītus?

In classical Latin, [ma.roːˈniː.tʊs]; in ecclesiastical (church) Latin, [ma.roˈniː.tus].

adjectivefirst/second-declension adjective

marōnītus (feminine marōnīta, neuter marōnītum)

Classical[ma.roːˈniː.tʊs]Ecclesiastical[ma.roˈniː.tus]

adjectiveMaronite
Gabr. Sionitae et J. Hesronitae maronitorum e Libano de nonnullis orientalium urbibus, necnon indigenarum religione ac moribus tractatus brevis.A brief treatise of Gabriel Sionita and John Hesronita, Maronites from Lebanon, on some of the eastern cities, as well as on the religion and customs of the natives.1836, Charles Joseph Emmanuel van Hulthem, Bibliotheca Hulthamiana, volume 3, page 16:

singular
form	masculine	feminine	neuter
nominative	marōnītus	marōnīta	marōnītum
genitive	marōnītī	marōnītae	marōnītī
dative	marōnītō	marōnītae	marōnītō
accusative	marōnītum	marōnītam	marōnītum
ablative	marōnītō	marōnītā	marōnītō
vocative	marōnīte	marōnīta	marōnītum

plural
form	masculine	feminine	neuter
nominative	marōnītī	marōnītae	marōnīta
genitive	marōnītōrum	marōnītārum	marōnītōrum
dative	marōnītīs	marōnītīs	marōnītīs
accusative	marōnītōs	marōnītās	marōnīta
ablative	marōnītīs	marōnītīs	marōnītīs
vocative	marōnītī	marōnītae	marōnīta

From conversion of Marōnītae (“Maronites”), a masculine or common-gender first-declension plural proper noun, to a first/second-declension adjective.