opinatio

Latin

Etymology

opīnor (“to suppose, deem”) +‎ -tiō

Pronunciation

• (Classical Latin) IPA^(key): /o.piːˈnaː.ti.oː/, [ɔpiːˈnäːt̪ioː]
• (modern Italianate Ecclesiastical) IPA^(key): /o.piˈnat.t͡si.o/, [opiˈnät̪ː͡s̪io]

Noun

opīnātiō f (genitive opīnātiōnis); third declension

1. supposition, conjecture, opinion, belief

Declension

Third-declension noun.

Case	Singular	Plural
Nominative	opīnātiō	opīnātiōnēs
Genitive	opīnātiōnis	opīnātiōnum
Dative	opīnātiōnī	opīnātiōnibus
Accusative	opīnātiōnem	opīnātiōnēs
Ablative	opīnātiōne	opīnātiōnibus
Vocative	opīnātiō	opīnātiōnēs

References

• “opinatio”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• “opinatio”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
• opinatio in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.