Lewis & Short

ex-splendesco (expl-), dŭi, 3, v. inch. n., to shine forth, glitter (rarely before the Aug. period).

  1. I. Lit.: ignis, Sen. Q. N. 2, 23: Sirius, Plin. 11, 12, 12, § 30.
  2. II. Trop., to shine forth, be eminent, distinguished: clarius exsplendescebat, quam condiscipuli animo aequo ferre possent, Nep. Att. 1, 3: corporis animique dotes exsplenduerunt, Suet. Tit. 3.