ŏbĕlus, i, m., = ὀβελός (a spit),
a critical mark shaped like a spit (†), placed opposite suspected passages in books, an obelisk (late Lat.), Hier. Ep. 104; 108; 112; Aus. Sap. 13 prooem.; Isid. Orig. 1, 20, 2.
·noun A mark [thus /, or Ö ]; — so called as resembling a needle. In old MSS. or editions of the cl...
Webster's Dictionary of the English Language