/ Dictionary / Index O octuplet: Meaning and Definition of Find definitions for: oc•tup•let Pronunciation: (ok-tup'lit, -t'plit, -ty'- ok't&oobreve-plit, -ty&oobreve-), [key] — n. a group, series, or combination of eight related items. a group of eight notes that are to be played or sung in the same time as six notes of equal value. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. octuple octuplicate Related Content Daily Word Quiz: pundit Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language