Lewis & Short

măthēsis, is (with the second syll. short: involvit măthĕsi, Prud. adv. Symm. 2, 893 al.; Sid. Carm. 5, 131), f., = μάθησις (lit., knowledge, science; hence, in partic.).

  1. I. The mathematics, mathesis (late Lat.): quadrifariae mathesis januae, Cassiod. Var. 1, 45; Fulg. Myth. 3, 10.
  2. II. Astrology: mathesin scire, Spart. Hadr. 16; id. Ael. Vel. 3 fin.; Firm. Math. 1 praef. init.; Prud. adv. Symm. 2, 479.