Crossword-Solution: PRESBYOPIA
Dictionary
| Word | Word Type | Definition |
|---|---|---|
| Presbyopia | - | A defect of vision consequent upon advancing age. It is due to rigidity of the crystalline lens, which produces difficulty of accommodation and recession of the near point of vision, so that objects very near the eyes can not be seen distinctly without the use of convex glasses. Called also presbytia. |
We have 1 clue for the answer “PRESBYOPIA”
| Clue | Answers |
|---|---|
| sight changes | 1 answer |
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Dermatological complaint
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Hint 1 meaning
An inflammatory disease of the skin, characterized by the
presence of redness and itching, an eruption of small vesicles, and the
discharge of a watery exudation, which often dries up, leaving the skin
covered with crusts; -- called also tetter, milk crust, and salt rheum.
Hint 2 anagram
EMZEAC
Hint 3 another clue
eruption
9 +2
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Sentences with PRESBYOPIA (5)
Such a malformation, constituting an excess of refractive power, can only be neutralized by concave glasses, which give such a direction to rays entering the eye as will allow of their being brought to a focus at a proper point for distant perception." "Presbyopia is the reverse of all this.
OLD-SIGHT, OR PRESBYOPIA.--But this marvellously beautiful mechanism becomes worn with use; or, more strictly speaking, the lens, like other structures of the body, becomes harder with the approach of old age.
Rigidity and flattening of the crystalline lens lead to presbyopia, which may be premature and due to toxaemia, among the causes of which Ernest Clarke[150] gives intestinal toxaemia a high place.
The most common defects of the eye are termed _Myopia_ or _near-sightedness_, in which the image of objects is thrown in front of the retina, and _Presbyopia_, literally _old-sightedness_ or _far-sightedness_, in which the image is thrown behind the retina.
The optical defects are discovered for perfect correction for myopia and presbyopia by means of an instrument termed an _optometer_, which every professional optician possesses.