Lewis & Short

centŭrĭātim, adv. [centuria].

  1. I. By companies or centuries, Caes. B. C. 1, 76 Oud. N. cr.: centuriatim citare populum, Liv. 6, 20, 10: tributim et centuriatim descriptis ordinibus, Cic. Fl. 7, 15.
  2. * II. Trop., in masses or crowds, by hundreds, Pompon. ap. Non. p. 18, 12 (Com. Rel. v. 153 Rib.).