/ Dictionary / Index S sextuplet: Meaning and Definition of Find definitions for: sex•tu•plet Pronunciation: (seks-tup'lit, -t'plit, -ty'-, seks'too-plit, -tyoo-), [key] — n. a group or combination of six things. one of six offspring born at one birth. six children or offspring born of one pregnancy. a group of six notes of equal value performed in the same time normally taken to perform four. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: sextuplet (Thesaurus) sextuple sextuplex Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language