monopticadj.
/məˈnɒptɪk/, U.S. /məˈnɑptɪk/ 1. That has vision in only one eye; one-eyed. Also figurative. Cf. monoptical adj. rare.
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the world > physical sensation > sight and vision > types of vision > [adjective] > monoptic
monoptic1656
1656 T. Blount Glossographia Monoptick, that seeth onely with one eye.
1939 Jrnl. Higher Educ. 10 344/1 Such a contention is of the same monoptic order of logic as is the narrow intellectualistic philosophy of education.
2. Physiology. Relating to or involving vision with one eye; monocular.
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1960 P. A. Kolers & B. S. Rosner in Amer. Jrnl. Psychol. 73 4 One may distinguish at least three modes of viewing: monocular, binocular, and a third which we shall call ‘dichoptic’. [Note] Consistency of usage would require that the first two be called ‘monoptic’ and ‘dioptic’ respectively.
1968 Perception & Psychophysics 3 237/2 Under the monoptic condition, both disk and ring were presented to the same eye, half the time to the left eye and half the time to the right eye.
1971 Jrnl. Gen. Psychol. 84 163 Dichoptic masking was nearly as strong as under monoptic and binocular conditions.
1985 Perception 14 587 Binocular mixtures of equiluminous components of different wavelengths were matched with additive monoptic mixtures of the same components.
Derivatives
moˈnoptically adv. with or using only one eye.
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the world > physical sensation > sight and vision > types of vision > [adverb] > monoptic
monoptically1965
1965 Jrnl. Exper. Psychol. 69 199/1 The extent of masking by pattern was slightly less dichoptically than monoptically.
1985 Jrnl. Neurophysiol. 53 1287 The response reduction produced monoptically was orientation selective.
This entry has been updated (OED Third Edition, December 2002; most recently modified version published online March 2022).
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adj.1656