/ Dictionary / Index E eyestrain: Meaning and Definition of Find definitions for: eye•strain Pronunciation: (ī'strān"), [key] — n. a sensation of discomfort produced in the eyes by their excessive or improper use: to have eyestrain from reading fine print in poor light. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: eyestrain (Thesaurus) eyestone eyestrings Related Content Daily Word Quiz: resilient Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language