dilucidatio

From *dīlūcidō +‎ -tiō (“-tion”, noun suffix), the former from dīlūcidus (“clear, distinct”) +‎ -ō (verb suffix).

• (Classical Latin) IPA^(key): /diː.luː.kiˈdaː.ti.oː/, [d̪iːɫ̪uːkɪˈd̪äːt̪ioː]
• (modern Italianate Ecclesiastical) IPA^(key): /di.lu.t͡ʃiˈdat.t͡si.o/, [d̪ilut͡ʃiˈd̪ät̪ː͡s̪io]

dīlūcidātiō f (genitive dīlūcidātiōnis); third declension (Late Latin)

1. illustration, explanation; clearness, distinctness
   • c. 540 CE, Cassiodorus, Complexiones 1 Cor.6:

     […] in judicio Dei cuncta sint posita, ubi actus omnium manifesta dilucidatione cognoscitur.

Third-declension noun.

• “dilucidatio”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press