/ Dictionary / Index A Aries: Meaning and Definition of Find definitions for: Ar•ies Pronunciation: (âr'ēz, -ē-ēz"), [key] — gen. A•ri•e•tis the Ram, a zodiacal constellation between Pisces and Taurus. the first sign of the zodiac: the cardinal fire sign. See illus. underzodiac. a person born under this sign, usually between March 21st and April 19th. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: aries (Thesaurus) ariel arietta Related Content Daily Word Quiz: immense Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language