I.a mortar (syn. mortarium): “pila, ubi triticum pinsant,” Cato, R. R. 14; Ov. Ib. 573: “zeae granum tunditur in pilā ligneā,” Plin. 18, 11, 29, § 112: “si contuderis stultum in pilā,” Vulg. Prov. 27, 22: sal sordidum in pilā pisatum, Paul. ex Fest. p. 158 Müll.
pīla , ae, f. perh. for pisula, from root pis-; v. pinso, piso,