bĭpālĭum, ii, n. [bis-pala], a double mattock: solum ad bipalium defodere, Col. 11, 2, 17 Schneid. ad loc. (MSS. bĭpĕdā-lĭum; elsewhere only in abl. sing.): bipalio vertere terram, Cato, R. R. 6, 3: bipalio agrum subigere, id. ib. 45, 1; Varr. R. R. 1, 37, 5; Col. 3, 5, 3; 11, 3, 11; id. Arb. 1, 5; Plin. 17, 21, 35, § 159; 18, 26, 62, § 230.