oratione
oratione is a Latin form of oratio, meaning “speech, oration; language, way of speaking; eloquence”. It is the ablative singular feminine noun.
Found 674 times in the Latin texts on Socratos.
Where it is used
Caesar, De Bello Gallico 1.3.7: Hac oratione adducti inter se fidem et ius iurandum dant et regno occupato per tres potentissimos ac firmissimos populos totius Galliae sese potiri posse sperant.
Martial, Epigrammata 5.28.6: Oratione Regulos, iocis Paulos:
All forms of oratio (declension table)
Source: Socratos (socratos.org), a free reader for Ancient Greek and Latin. Grammar from the Perseus Treebank and Morpheus; dictionary entries from Lewis & Short, A Latin Dictionary (Perseus Digital Library, CC BY-SA). Counts are from the texts on Socratos.