The Collaborative International Dictionary
obsecration
obsecration \ob`se*cra"tion\ ([o^]b`s[-e]*kr[=a]"sh[u^]n), n.
The act of obsecrating or imploring; as, the obsecrations of the Litany, being those clauses beginning with ``By.''
--Bp. Stillingfeet.
--Shipley.(Rhet.) A figure of speech in which the orator implores the assistance of God or man.
Douglas Harper's Etymology Dictionary
Wiktionary
obsecration
n. An earnest supplication made in the name of God
Usage examples of "obsecration".
God He responds only with blackness but if our obsecrations are sufficiently servile only one layer is sensitized.
And so Lisa, assuring him that she would be of good cheer, and plying him afresh with instant obsecrations, bade him Godspeed.