Publius, ĭi, m.,
I a Roman praenomen; in writing, abbrev. P.; e. g. P. Lentulus, to whom are addressed the letters, Cic. Fam. 1, 1 sqq.; v. also Publilius, III.
II —Hence, Publĭānus , a, um, adj., of or belonging to a Publius : sententia, i. e. of Publius Syrus , Sen. Contr. 7, 18, 8 (where the better reading is Publilianae).