Double: two: twise so much. Duplex pro duobus. Virg. -duplices tendens ad sydera palmas. His two handes. Amictus duplex. Vir. Duplex argentum. Plaut. Causa duplexiræ. Ouid. A double cause or two causes of. Duplex comœdia. Ter. Two. Duplices cursus. Cic. Duplex damnum. Plaut. Modus in singulis pedibus orationis aut sesquiplex aut duplex aut par. Cic. Duplex ordo. Plin. Panno duplici velatus. Hor. Duplex pes primus fœminæ cancrorum, simplex mari. Plin. Duplex stipendium. Liu. Duplicia qum numerus setuorum exigit. Co. Twise so many or twise so much as the number, &c. Duplex pretium qum cæteris. Pli. Double or twise so great a price as the other. Duplici spe vri. Ter. To haue a hope two waies: to haue two strings to his bowe: to haue two waies to the wood. Duplicibus spolijs affectus. Plaut.

To double: to make double to make twise so much. vt, Duplicare numerum. C. To double the number. Duplicare opinionem de se. Cice. To increase, or make twise so great. Duplicare imperium. Pli. Geminare & duplicare. Cice. Acies duplicare. Sil. Bellum. Tac. To increase the warre, & make it twise so much as it was. Exercitum. Cic. Materiam. Quin. Solicitudines duplicare. Luceius Ciceroni,

I. Lit.: et duplices hominum facies et corpora bina, Lucr. 4, 452; cf. aër (with geminus), id. 4, 274: cursus (with duae viae), Cic. Tusc. 1, 30: pars (opp. simplex), Quint. 8, 5, 4; cf. id. 4, 4, 5: modus (opp. par and sesquiplex), Cic. Or. 57, 193 et saep.: duplici de semine, Lucr. 4, 1229: quem locum duplici altissimo muro munierant, Caes. B. G. 2, 29, 3: fossa duodenūm pedum, id. ib. 7, 36 fin.: vallum, id. B. C. 3, 63, 3: rates, id. ib. 1, 25, 6: tabellae, consisting of two leaves, Suet. Aug. 27: dorsum, consisting of two boards, Verg. G. 1, 172: acies, Caes. B. G. 3, 24, 1; id. B. C. 1, 83, 1; 3, 67, 3 al.; cf. proelium, Suet. Aug. 13: seditio, id. Tib. 25: triumphus, id. Dom. 6: cura, id. Tib. 8 et saep.—Prov.: duplex fit bonitas, simul accessit celeritas, who gives promptly gives twice, Pub. Syr. 141 (Rib.).—

B. Transf.

1. Of things made double by being divided into two, cloven, bipartite, double: ne duplices habeatis linguas, ne ego bilingues vos necem, Plaut. Truc. 4, 3, 7; cf. id. As. 3, 3, 105: ficus, Hor. S. 2, 2, 122; Plin. 20, 6, 23, 52; Veg. Vet. 2, 10, 6 (1, 38, p. 265 Bip; cf. id. 1, 56, p. 281 Bip.): folia palmae, Plin. 16, 24, 38, 90: lex, Quint. 7, 7, 10.—

2. Poet., like the Gr. diplou=s, of things in pairs, for ambo or uterque, both: oculi, Lucr. 6, 1145: palmae, Verg. A. 1, 93; cf. Ov. Am. 3, 327.—

3. Opp. to single, like the Gr. diplou=s and our double, for thick, strong, stout: clavi, Cato R. R. 20: amiculum, Nep. Dat. 3; cf. pannus, Hor. Ep. 1, 17, 25: fenus, Prop. 3 (4), 1, 22 (for which: magnum fenus, Tib. 2, 6, 22). —

4. With quam in post-Aug. prose, for alterum tantum, twice as much as, Col. 1, 8, 8: duplex quam ceteris pretium, Plin. 19, 1, 2, 9; Quint. 2, 3, 3.

II. Trop.

1. Of words, of a double sense, ambiguous: verba dubia et quasi duplicia, Quint. 9, 2, 69.—

2. In poets, like the Gr. diplou=s, of character, qs. double-tongued, double-faced, i. e. false, deceitful: Ulixes, Hor. C. 1, 6, 7: Amathusia, Cat. 68, 51; so, animo, Vulg. Jacob. 1, 8; 4, 8.—Adv.: dū-plĭcĭter, doubly, on two accounts, Lucr. 6, 510; Cic. Ac. 2, 32, 104; id. Fam. 9, 20: res conscriptae, ambiguously, Arn. 5, p. 182; Vulg. Sirach, 23, 13.

I. Lit.: numerum dierum, Cic. N. D. 1, 22; so, numerum, id. Rep. 2, 20 (twice); Caes. B. G. 4, 36, 2; Tac. H. 2, 30: modum hastae, Nep. Iphicr. 1 fin.: exercitum, Cic. Att. 5, 18, 2; cf. copias, Liv. 7, 7: fructum, Varr. R. R. 1, 69, 1; cf.: reditum pretio, Col. 12, 52, 2: rem, Pers. 6, 78: stipendium legionibus in perpetuum, Suet. Caes. 26: tributa, id. Vesp. 16: verba, i. e. to repeat, Cic. Or. 39, 135 (with iterare); id. Part. 6, 20 sq.; also, to form a bipartite word, to compound (e. g. androgynus): faciliore ad duplicanda verba Graeco sermone, Liv. 27, 11.—

II. Transf.

A. (Acc. to duplex, I. B. 3.), to double, i. e. to enlarge, augment, increase: mobilitas duplicatur, Lucr. 6, 337: duplicato ejus diei itinere, Caes. B. C. 3, 76 fin.; cf. cursu, id. ib. 3, 92, 2: et sol crescentes decedens duplicat umbras, Verg. E. 2, 67; cf. Ov. M. 11, 550: duplicata nimbo flumina, id. Am. 1, 9, 11: ut in dies magis magisque haec nascens de me duplicetur opinio, Cic. Fil. Fam. 16, 21, 2: curam, Sall. Or. Cottae, p. 245 ed. Gerl.; cf. sollicitudines, Lucei. in Cic. Fam. 5, 14, 2: bellum, Sall. Fragm. ap. Serv. Verg. E. 2, 67.—

B. In poets and in post-Aug. prose meton. (effectu pro causa), to double up, to bow, bend a person or thing: nos duplicat timos, Naev. ap. Non. p. 487 (Trag. v. 45 Rib.): duplicato poplite, Verg. A. 12, 927: corpus frigore, Val. Max. 5, 1, 1 ext.: virum dolore, Verg. A. 11, 645; Ov. M. 6, 293; Stat. Th. 3, 89; 6, 859.—

C. To double by dividing, to split in two, tear apart, tear (late Lat.): capillum, Cels. 7, 7, 8: vesicam, id. 7, 26, 2 fin. al.—Hence, dūplĭcāto, adv., twice as much: degredi, Plin. 2, 17, 14, 76.