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

Long exposure to too intense light, astigmatism and other ocular defects which cause asthenopia lead also to chronic hyperaemia.

From Project Gutenberg

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 Project Gutenberg

Vague neuralgic aches in the limbs, with constant weariness, asthenopia, anæmia, loss of appetite, and loss of flesh, followed.

From Project Gutenberg

Muscular asthenopia undoubtedly occurs; it is only a question whether it is as frequent as it is diagnosed.

From Project Gutenberg

Yet still more is this the case with those disorders, of which muscular asthenopia may be supposed to be the cause.

From Project Gutenberg