/ Dictionary / Index D dose-response curve: Meaning and Definition of Find definitions for: dose'-re•sponse curve" Pronunciation: (dōs'ri-spons"), [key] a curve plotting the relationship between the dose of a drug administered and its pharmacological effect. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. dose equivalent do-si-do Related Content Daily Word Quiz: belligerent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language