Medical Definition of Phi phenomenon

1. An illusion of movement, which occurs by means of successive visual impressions at intervals of 1/15 to 1/20 sec; when an occluder is passed from one eye to the other while a small distant light is observed, the light seems to move with the occluder in exophoria, but in an opposite direction in oesophoria. (05 Mar 2000)

Lexicographical Neighbors of Phi Phenomenon

phimotic
phimotic
Phineas Taylor Barnum
phinnock
phinnocks
Phintias
phis
phisnomy
phiz
phizes
phizog
phizogs
phizzes
phi coefficient
phi correlation
phi phenomenon (current term)
phi X 174
phleb-
phlebalgia
phlebectasia
phlebectomy
phlebectomy
phlebeurysm
phlebitic
phlebitic
phlebitides
phlebitis
phlebitis
phlebitises
phlebo-

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