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eyestrain

American  
[ahy-streyn] / ˈaɪˌstreɪn /

noun

  1. a sensation of discomfort produced in the eyes by their excessive or improper use.

    to have eyestrain from reading fine print in poor light.
eyestrain British  
/ ˈaɪˌstreɪn /

noun

  1. fatigue or irritation of the eyes, resulting from excessive use, as from prolonged reading of small print, or uncorrected defects of vision

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of eyestrain

First recorded in 1870–75; eye + strain 1

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.