I.a small measure, a measure (not in Cic. or Cæs.).
I. Lit.: “relinquitur de numero, quem faciunt alii majorem, alii minorem, nulli enim hujus moduli naturales,” Varr. R. R. 2, 2, 20: “ab imo Ad summum moduli bipedalis,” two feet high, Hor. S. 2, 3, 309.—Prov.: “metiri se quemque suo modulo ac pede,” i. e. to be content with his own condition, Hor. Ep. 1, 7, 98.—
2. In archit., a module: “si Dorici generis erunt columnae, dimetiantur earum altitudines cum capitulis in partes quindecim, et ex eis partibus una constituatur, et fiat modulus,” Vitr. 5, 9, 3; 3, 3, 7; 4, 3, 3 sq.—
3. In aqueducts, a watermeter: “est autem calix modulus aeneus, qui rivo, vel castello induitur: huic fistulae applicantur,” Front. Aquaed. 36.—
4. Rhythmical measure, rhythm, music, time, metre, mode, melody: “moduli Lydii, Dorii, Phrygii,” Plin. 7, 56, 57, § 204: “verborum,” Gell. 5, 1, 1: “tibiarum modulis in proeliis uti,” id. 1, 11, 1.—
II. Trop.: “cur non ponderibus modulisque suis ratio utitur?” Hor. S. 1, 3, 78: ganeones, quibus modulus est vitae culina, measure, Varr. ap. Non. 119, 11.