dū̆plĭco, āvi, ātum, 1 (u long, Verg. E. 2, 67), v. a. [duplex], to double (class.)
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. ad 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, * dū̆plĭcāto , adv., twice as much : degredi, Plin. 2, 17, 14, § 76.