Lewis Short
mŏdŭlus (noun M) : dim.modus
* A small measure, a measure (not in Cic. or Caes.).
* 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.
* 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.
* 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.
* 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.
Charlton T. Lewis, Charles Short, A Latin Dictionary