Quartadecimani

From quārtadecima (diēs) (“fourteenth (day)”) +‎ -ānī, after Classical quārtadecimānī (“soldiers of the fourteenth legion”). Compare to Tessarescaedecatītae.

• (Classical Latin) IPA^(key): [kʷaːr.ta.dɛ.kɪˈmaː.niː]
• (modern Italianate Ecclesiastical) IPA^(key): [kʷar.t̪a.d̪e.t͡ʃiˈmaː.ni]

Quārtadecimānī m pl (genitive Quārtadecimānōrum); second declension

1. a name given to the followers of the fourth-century heretical movement of Audianism which honored the death of Christ on the eve of Jewish Passover on fourteenth day of Nisan instead of Easter Sunday; Quartodecimans, Audians

Second-declension noun, plural only.

• Audiānī
• Tessarescaedecatītae

• quārtadecimānī

• English: Quartodeciman