American English

Definition of field of vision noun from the Oxford Advanced American Dictionary

 

field of vision

 noun
noun
 
(also field of view, technology visual field) (pl. fields of vision/view, visual fields)
 
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the total amount of space that you can see from a particular point without moving your head He saw Ann move away from him and leave his field of vision. With increased power, the field of vision of the binoculars becomes smaller.
See the Oxford Advanced Learner's Dictionary entry: field of vision