irrationalis

== Latin == === Etymology === From in- (“un-”) +‎ ratiōnālis (“rational”). === Pronunciation === (Classical Latin) IPA(key): [ɪr.ra.ti.oːˈnaː.lɪs] (modern Italianate Ecclesiastical) IPA(key): [ir.rat.t͡si.oˈnaː.lis] === Adjective === irratiōnālis (neuter irratiōnāle); third-declension two-termination adjective irrational ==== Declension ==== Third-declension two-termination adjective. === References === “irrationalis”, in Charlton T. Lewis and Charles Short (1879), A Latin Dictionary, Oxford: Clarendon Press “irrationalis”, in Gaffiot, Félix (1934), Dictionnaire illustré latin-français, Hachette.