asthenopia

American  

[as-thuh-noh-pee-uh] / ˌæs θəˈnoʊ pi ə /

noun

Ophthalmology.

1. a fatigue or tiring of the eyes, usually characterized by discomfort, dimness of vision, and headache, caused by overuse of the visual organs, dysfunction of the ocular muscles, and incorrect refraction.

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asthenopia British  

/ ˌæsθɪˈnəʊpɪə, ˌæsθɪˈnɒpɪk /

noun

1. a technical name for eyestrain

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Other Word Forms

• asthenopic adjective

Etymology

Origin of asthenopia

< Greek asthen ( ḗs ) frail ( asthenia ) + -opia

Example Sentences

Notwithstanding the existence of a considerable preponderance of the externi, muscular asthenopia may be entirely absent.

From Schweigger on Squint A Monograph by Dr. C. Schweigger by Schweigger, C.

Here one might easily have concluded the asthenopia to be a result of fatigue of the interni, but this opinion was refuted by the effect of the treatment.

From Schweigger on Squint A Monograph by Dr. C. Schweigger by Schweigger, C.

Slighter degrees, which, like so many other things, are usually designated as "insufficiency of the interni," are more frequently met with and are combined with asthenopia.

From Schweigger on Squint A Monograph by Dr. C. Schweigger by Schweigger, C.

We must place the same claims to the diagnosis of muscular asthenopia as to that of the accommodative form.

From Schweigger on Squint A Monograph by Dr. C. Schweigger by Schweigger, C.

Despite all reasons then for the supposition the asthenopia was certainly not of a muscular nature.

From Schweigger on Squint A Monograph by Dr. C. Schweigger by Schweigger, C.