Definition of binocular adjective from the Oxford Advanced Learner's Dictionary

 

binocular

 adjective
adjective
BrE BrE//bɪˈnɒkjələ(r)//
 
; NAmE NAmE//bɪˈnɑːkjələr//
 
(specialist)
 
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using two eyes to see binocular vision Word Origin early 18th cent. (in the sense ‘having two eyes’): from Latin bini ‘two together’ + oculus ‘eye’, on the pattern of ocular.
See the Oxford Advanced American Dictionary entry: binocular