Aries vs. Libra — What's the Difference?

A constellation in the Northern Hemisphere near Taurus and Pisces.

A constellation in the Southern Hemisphere near Scorpius and Virgo. Also called Balance, Scales.

The first sign of the zodiac in astrology.

The seventh sign of the zodiac in astrology. Also called Balance, Scales.

Pl. Aries One who is born under this sign. In all senses also called Ram.

Pl. Li·bras One who is born under this sign.

The Ram; the first of the twelve signs in the zodiac, which the sun enters at the vernal equinox, about the 21st of March.

A unit of weight in ancient Rome equivalent to about 12 ounces.

A battering-ram.

(historical) A Roman unit of mass, usually equivalent to 327 g.

(astrology) a person who is born while the sun is in Aries

(historical) A traditional Spanish unit of mass, usually around 460 g.

A small zodiacal constellation in the northern hemisphere; between Pisces and Taurus

(historical) A traditional Portuguese unit of mass, usually equivalent to 345 g and particularly used for trade in medicines.

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

(historical) arratel, a separate Portuguese unit of mass, usually around 460 g.

(historical) libbra, a traditional Italian unit of mass.

(historical) pound, a notional pound of silver as a money of account, especially in medieval contexts.

The Balance; the seventh sign in the zodiac, which the sun enters at the autumnal equinox in September, marked thus

(astrology) a person who is born while the sun in in Libra

A small faint zodiacal constellation in the southern hemisphere; between Virgo and Scorpius

The seventh sign of the zodiac; the sun is in this sign from about September 23 to October 22