impetrate
verb (used with object)
to obtain by entreaty.
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
And though his prayer is not meritorious, it can be impetrative, because merit depends on justice, whereas impetration rests on grace.
From Summa Theologica, Part II-II (Secunda Secundae) Translated by Fathers of the English Dominican Province by Saint Thomas Aquinas