Pertaining to Arius, a presbyter of the church of Alexandria, in the fourth century, or to the doctrines of Arius, who held Christ to be inferior to God the Father in nature and dignity, though the first and noblest of all created beings.
The Ram; the first of the twelve signs in the zodiac, which the sun enters at the vernal equinox, about the 21st of March.
(astrology) a person who is born while the sun is in Aries
a small zodiacal constellation in the northern hemisphere; between Pisces and Taurus
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