From in- (“un-”) + ratiōnālis (“rational”).
irratiōnālis (neuter irratiōnāle); third-declension two-termination adjective
Third-declension two-termination adjective.
singular | plural | ||||
---|---|---|---|---|---|
masc./fem. | neuter | masc./fem. | neuter | ||
nominative | irratiōnālis | irratiōnāle | irratiōnālēs | irratiōnālia | |
genitive | irratiōnālis | irratiōnālium | |||
dative | irratiōnālī | irratiōnālibus | |||
accusative | irratiōnālem | irratiōnāle | irratiōnālēs irratiōnālīs |
irratiōnālia | |
ablative | irratiōnālī | irratiōnālibus | |||
vocative | irratiōnālis | irratiōnāle | irratiōnālēs | irratiōnālia |