leader Copy link Outline 1. dux, dŭcis, c. (in good or bad sense)2. ductor (usu. in milit. sense)3. auctor (originator)4. princeps, cĭpis, c. (cf. supr. 1) • leader: 1. dux, dŭcis, c. (in good or bad sense): to act as l. in anything, alicujus rei d. se praebere, Cic. Am. 11, 37: with Teucer for l., Teucro d. [et auspice], Hor. Od. 1, 7, 27. Join: dux et magister; auctor, princeps, dux, Cic. Oft. in milit. sense: v. general. 2. ductor (usu. in milit. sense): Cic. Tusc. 1, 37, init.: of bees (= queen-bee), ductores apum, Virg. G. 4, 88: in the public games, Suet. Tib. 6, extr. 3. auctor (originator): they refused to be l.s of the war movement, auctores belli esse nolebant, Caes. B. G. 3, 17 v. author. 4. princeps, cĭpis, c. (cf. supr. 1): v. chief. See also head (VII.). Phr.: to be l., praeesse v. head (VII., Phr.).