/ Dictionary / Index S strictly increasing function: Meaning and Definition of Find definitions for: strict'ly increas'ing func'tion Pronunciation: [key] — Math. Math. a function having the property that for any two points in the domain such that one is larger than the other, the image of the larger point is greater than the image of the smaller point. Cf. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. strictly decreasing function stricture Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language