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Competition between two or more individuals, groups, or systems seeking to attain the same goal.
The continuous alternation in the conscious perception of visual stimuli to the two eyes.
Competition between the sexes for status and compensation, esp. in business, politics, and sports.
The conflicting perception of ambiguous sensory data, e.g., of light and dark interlocking images. The viewer sees first the light and then the dark parts of the image as dominant.
retinal rivalryBinocular rivalry.
The competition between children for attention and affection from others, esp. their parents.
When the two eyes are simultaneously or successively stimulated on corresponding retinal areas by dissimilar images (e.g. a green source to one eye and a red to the other, or lines orientated in one direction to one eye and in the other direction to the other), there results either an alternation of perception (complete or partial) or even a constant dominance of one eye. (Fig. R11) Syn. binocular rivalry. See Cheshire cat effect; suppression.