The Collaborative International Dictionary of English v.0.48:
Implore \Im*plore"\, v. t. [imp. & p. p. Implored; p. pr. &
vb. n. Imploring.] [L. implorare; pref. im- in + plorare to
cry aloud. See Deplore.]
To call upon, or for, in supplication; to beseech; to pray
to, or for, earnestly; to petition with urgency; to entreat;
to beg; -- followed directly by the word expressing the thing
sought, or the person from whom it is sought.
Imploring all the gods that reign above. --Pope.
I kneel, and then implore her blessing. --Shak.
Syn: To beseech; supplicate; crave; entreat; beg; solicit;
petition; prey; request; adjure. See Beseech.