exercitationis
exercitationis is a Latin form of exercitatio, meaning “exercise, training, practice”. It is the genitive singular feminine noun.
Found 35 times in the Latin texts on Socratos.
Where it is used
Cicero, de Finibus Bonorum et Malorum 3.50: … si de artibus concedamus, virtutis tamen non sit eadem ratio, propterea quod haec plurimae commentationis et exercitationis indigeat, quod idem in artibus non sit, et quod virtus stabilitatem, firmitatem, constantiam totius vitae com …
All forms of exercitatio (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.