Conjure \Con*jure"\ (k[o^]n*j[=u]r"), v. t. [imp. & p. p. Conjured (-j[=u]rd"); p. pr. & vb. n. Conjuring.]

[F. conjurer, fr. L. conjurare to swear together, to conspire; con- + jurare to swear. See Jury.]

To call on or summon by a sacred name or in solemn manner; to implore earnestly; to adjure.

I conjure you, let him know, Whate'er was done against him, Cato did it. --Addison.

Source: Webster's Revised Unabridged Dictionary (1913)