Aubert phenomenon

(redirected from Hermann Aubert)
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Aubert phenomenon

[ō‚ber fə′nām·ə·nən]
(psychology)
The perception of a vertical line as oblique by an observer whose head is inclined to one side in a darkened room.
References in periodicals archive ?
In the mid 19th century, Hermann Aubert tilted to one side and observed a vertical line as being tilted towards him.