Medical Dictionary

perimeter

noun pe·rim·e·ter \pə-ˈrim-ət-ər\

Medical Definition of PERIMETER

1
a :  the boundary of a closed plane figure b :  the length of a perimeter
2
:  an instrument for examining the discriminative powers of different parts of the retina often consisting of an adjustable semicircular arm with a fixation point for the eye and variable stations for the visual stimuli

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