Aubert phenomenon
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Au·bert phe·nom·e·non
(ow'bert),a phenomenon in which a bright perpendicular line appears to incline to one side when the observer turns the head to the opposite side in a dark room.
Au·bert phe·nom·e·non
(ow'bert fĕ-nom'ĕ-non)A sign in which a bright perpendicular line appears to incline to one side when the observer turns the head to the opposite side in a dark room.
Aubert,
Hermann, German physiologist, 1826-1892.Aubert phenomenon - a bright perpendicular line appearing to incline to one side when the observer turns the head to the opposite side in a dark room.