Lewis & Short

Ŏtācĭlĭus, i, m., Ŏtācĭlĭa, ae, f.,

  1. I. the name of a Roman gens. So,
      1. 1. Otacilius Crassus, an adherent of Pompey, Caes. B. C. 3, 28 sq.
      2. 2. T. Otacilius, a proprœtor, Liv. 22, 56.
        In fem.: OTACILIA, Inscr. Grut. 29, 2; Eckh. D. N. 7, p. 332.
        Hence,
  2. II. OTACILIANA VILLA, of an Otacilius, Inscr. Marin. Fratr. Arv. p. 577.