/ Dictionary / Index S senary: Meaning and Definition of Find definitions for: sen•a•ry Pronunciation: (sen'u-rē), [key] — adj. of or pertaining to the number six. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. senarmontite senate Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language