• noun:   the first sign of the zodiac which the sun enters at the vernal equinox; the sun is in this sign from about March 21 to April 19
• noun:   a small zodiacal constellation in the northern hemisphere; between Pisces and Taurus
• noun:   (astrology) a person who is born while the sun is in Aries
• name:  A surname (very rare: popularity rank in the U.S.: #58727)

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