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instillation

[in-stuh-ley-shuh n] /ˌɪn stəˈleɪ ʃən/
noun
1.
the act of instilling.
2.
something instilled.
Origin
1530-1540
1530-40; < Latin instillātiōn- (stem of instillātiō), equivalent to instillāt(us) past participle of instillāre to instill + -iōn- -ion
Related forms
preinstillation, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Word Origin and History for instillation
n.

1540s, from Latin instillationem (nominative instillatio) "a dropping in," noun of action from past participle stem of instillare (see instill).

Online Etymology Dictionary, © 2010 Douglas Harper
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