/ Dictionary / Index S Seddon: Meaning and Definition of Find definitions for: Sed•don Pronunciation: (sed'n), [key] 1845–1906, New Zealand statesman, born in England: prime minister 1893–1906. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. sedative Sedecias Related Content Daily Word Quiz: endear Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language