dós n. (m. only, [R. vi, 1, 3]; nom. acc. sg. dós, [ŚBr.]; du. doṣī, [Kauś.]; dorbhyām n., [MBh.]; [Kāv.]; pl. °bhis, [Mālav.]; doḥṣu, [BhP.]) the fore-arm, the arm &c. = doṣan (q.v.)
the part of an arc defining its sine, [Sūryas.]
the side of a triangle or square, [W.] (cf. bāhu and bhuja).