<span class="searchmatch">adūnātiōnis</span> genitive singular of adūnātiō...
<span class="searchmatch">adūnātiōnī</span> dative singular of adūnātiō...
Ecclesiastical) IPA(key): [a.d̪uˈnat̪.t̪͡s̪i.o] adūnātiō f (genitive <span class="searchmatch">adūnātiōnis</span>); third declension union, uniting (Ecclesiastical Latin) atonement Third-declension...