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Pain and fatigue of the eyes, often accompanied by headache, resulting from prolonged use of the eyes, uncorrected defects of vision, or an imbalance of the eye muscles.
(Pathology) fatigue or irritation of the eyes, resulting from excessive use, as from prolonged reading of small print, or uncorrected defects of vision
discomfort in the eyes produced by excessive or improper use.
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|Noun||1.||eyestrain - a tiredness of the eyes caused by prolonged close work by a person with an uncorrected vision problem|
fatigue, tiredness, weariness - temporary loss of strength and energy resulting from hard physical or mental work; "he was hospitalized for extreme fatigue"; "growing fatigue was apparent from the decline in the execution of their athletic skills"; "weariness overcame her after twelve hours and she fell asleep"