[bin.oc.u.lar] adj (1738): of, relating to, using, or adapted to the use of both eyes "~ vision" -- bin.oc.u.lar.i.ty n -- bin.oc.u.lar.ly adv
[2]bin.oc.u.lar n (1871) 1: a binocular optical instrument
2: a handheld optical instrument composed of two telescopes and a focusing device and usu. having prisms to increase magnifying ability--usu. used in pl.