Obsecrate \Ob"se*crate\, v. t. [imp. & p. p. {Obsecrated}; p. pr. & vb, n. {Obsecrating}.] [L. obsecratus, p. p. of obsecrare, prop., to ask on religious grounds; ob (see {Ob-}) + sacrare to declare as sacred, from sacer sacred.] To beseech; to supplicate; to implore. [R.]. --Cockerman.