IMPETRARE
impetrare (im-p<<schwa>>-trair-ee), vb.[Latin] Roman law. To obtain by request. • This word often appeared in petitions requesting a formula for an action from a praetor. It performed a similar function under English law for those seeking a writ from Chancery. The English word impetrate derives from this Latinism. Cf. FORMULA (1).
[Blacks Law 8th]