Longman Dictionary of Contemporary English homepage

Topic: TECHNOLOGY

Date: 1800-1900
Origin: binocular 'using both eyes' (18-21 centuries), from Latin bini ( BINARY) + oculus 'eye'

binoculars

noun
     
binoculars
bi‧noc‧u‧lars [plural]
T a pair of special glasses, that you hold up to your eyes to look at objects that are a long distance away [= field glasses]
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