Lewis & Short

Porcius, i, m.; Porcia, ae, f.,

  1. I. the name of a Roman gens. The most celebrated are,
    1. A. M. Porcius Cato Censorinus, or Major, the severe censor, whose life was written by Nepos, and for whom Cicero named his Essay on Old Age, Nep. Cato, 1 sqq.; Cic. Rep. 1, 1.
    2. B. M. Porcius Cato, the younger, called Uticensis, because of his famous death at Utica, Sall. Cat. 52, 1; Cic. Att. 12, 12, 1.
    3. C. In fem., Porcia, a sister of the younger Cato, wife of Domitius Ahenobarbus, Cic. Att. 13, 37; 3, 48.
      Hence,
  2. II. Porcĭus, a, um, adj., of or belonging to a Porcius, Porcian: lex, of the people’s tribune P. Porcius Laeca, Liv. 9, 10; Cic. Rab. Perd. 4, 12; id. Verr. 2, 5, 63, § 163; Sall. C. 51, 40: basilica, named after the elder Cato, Liv. 39, 44.