| 1. | Usually, binoculars. Also called pair of binoculars, prism binoculars. an optical device, providing good depth effect, for use with both eyes, consisting of two small telescopes fitted together side by side, each telescope having two prisms between the eyepiece and objective for erecting the image. |
| 2. | involving both eyes: binocular vision. |
binocular bin·oc·u·lar (bə-nŏk'yə-lər, bī-)
adj.
Adapted to the use of both eyes. Used of an optical instrument.
binocular (bə-nŏk'yə-lər) Pronunciation Key
(click for larger image in new window) Adjective Relating to or involving both eyes at once, as in binocular vision. Noun An optical device, such as a pair of field glasses, consisting of two small telescopes, designed for use by both eyes at once. Often used in the plural as binoculars. |