/ Dictionary / Index S Sagittarius: Meaning and Definition of Find definitions for: Sag•it•tar•i•us Pronunciation: (saj"i-târ'ē-us), [key] — gen. -tar•i•i the Archer, a zodiacal constellation between Scorpius and Capricorn. the ninth sign of the zodiac: the mutable fire sign. See illus. underzodiac. a person born under this sign, usually between November 22nd and December 21st; a Sagittarian. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: sagittarius (Thesaurus) Sagittarian sagittary Related Content Daily Word Quiz: tactful Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language