/ Dictionary / Index F fatigue limit: Meaning and Definition of Find definitions for: fatigue' lim"it Pronunciation: [key] the maximum stress to which a material can be subjected without failing. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. fatigue life fatigue ratio Related Content Daily Word Quiz: gregarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language