Lewis & Short

Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.

dorsum, i, n. (masc. dorsus, Plaut. Mil. 2, 4, 44; quoted ap. Non. 203, 6) [cf. Gr. δειρή, δέρη, neck], the back (in class. prose, only of beasts of burden; poet. and later also of men; cf.: tergum, tergus).

  1. I. Prop., Plaut. l. l.; id. Ep. 1, 1, 85; id. Trin. 3, 2, 93; Plin. 11, 37, 86, § 214; Verg. G. 3, 116; Hor. S. 1, 9, 21.
    Prov.: dorsus prurit, i. e. I begin to take, Plaut. Mil. 2, 4, 44.
  2. II. Transf., of things analogous in form or position: jugi, i. e. the ridge, summit of a hill, * Caes. B. G. 7, 44; Liv. 44, 4: montis, id. 1, 3; 41, 18; Tac. A. 4, 47: Apennini, Suet. Caes. 44: praerupti nemoris, Hor. S. 2, 6, 91; cf. nemoris, Verg. G. 3, 436: speluncae, i. e. the rock, id. A. 8, 234; cf. of a cliff, id. ib. 1, 110; 10, 303 Serv.; Plin. Ep. 6, 31, 17; 9, 7, 4: viae, the raised part of it, Stat. S. 4, 3, 44: duplex dentalium, the projecting irons, Verg. G. 1, 172.