Chalcedonis

== Latin == === Pronunciation === (Classical Latin) IPA(key): [kʰaɫ.keːˈdoː.nɪs] (modern Italianate Ecclesiastical) IPA(key): [kal̠ʲ.t͡ʃeˈdɔː.nis] === Proper noun === Chalcēdōnis genitive singular of Chalcēdōn