Entry 1 sense Webster, 1913 obsecrate /(ŏb"sē̇*krāt)/ · ob·se·crate · IPA 01 v. t. To beseech; to supplicate; to implore. imp. & p. p. obsecrated; p. pr. & vb. n. obsecrating 1. To beseech; to supplicate; to implore.[R.]