Category:Ob-

Ob-. Etym: [l. ob, prep. Cf. Epi-.]

Defn: a prefix signifying to, toward, before, against, reversely, Etc.; also, as a simple intensive; as in oblige, to bind to; Obstacle, something standing before; object, lit., to throw against; Obovate, reversely, ovate. Ob- is commonly assimilated before c, f, G, and p, to oc-, of-, og-, and op-.