The ability to see better at night or in dim light; day-blindness; hemeralopia. Also in extended use. Now rare or historical.
| 单词 | θ10083 |
| 释义 | the world > health and disease > ill health > a disease > disorders of eye > disordered vision > [noun] > blindness > night-sight or day-blindness (3) nyctalopia1684 The ability to see better at night or in dim light; day-blindness; hemeralopia. Also in extended use. Now rare or historical. hemeralopia1706 ‘Day-blindness’; a visual defect in which the eyes see indistinctly, or not at all, by daylight, but tolerably well by night or artificial light… night-sight1822 (a) the faculty or power of seeing in the dark; (b) a gunsight designed for shooting at night; an image intensifier. |
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