/ Dictionary / Index S septentrion: Meaning and Definition of Find definitions for: sep•ten•tri•on Pronunciation: (sep-ten'trē-on", -un), [key] — n. the north. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. septennial septet Related Content Daily Word Quiz: deleterious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language