| 单词 | refractive error |
| 释义 | > as lemmasrefractive error refractive error n. Ophthalmology error in the focusing of light by the eye on the retina; esp. myopia, hyperopia, presbyopia, or astigmatism; an instance of this. ΚΠ 1865 New York Med. Jrnl. Oct. 54 There is a great tendency to exclude from the definition of asthenopia all those cases of refractive errors..not properly disturbances of the ciliary muscle. 1904 Lancet 27 Feb. 561/1 In several cases I have found that defective vision complained of has been due to refractive errors which must have existed for some long time previously. 1974 V. B. Mountcastle et al. Med. Physiol. (ed. 13) I. xiv. 452/2 Myopia, hyperopia, or astigmatism is called a refractive error, or ametropia. 2001 Hosp. Doctor 15 Mar. 17/3 Let him not worry at all about how much corneal endothelium he loses in the process, whether his pupil remains round, and whether or not he has a large post operative refractive error. < as lemmas |
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