(astrology) Any of the three star signs Aquarius, Gemini and Libra.

(astrology) Any of the three star signs Cancer, Pisces and Scorpio.

(astrology) Any of the three star signs Aries, Leo and Sagittarius.

(astrology) Any of the three star signs Capricorn, Taurus and Virgo.

plural of air sign

plural of earth sign

plural of fire sign

plural of water sign

plural of minus sign

(medicine) One of the signs of tetany seen in hypocalcemia. When the facial nerve is tapped at the angle of the jaw (i.e. masseter muscle), the facial muscles on the same side of the face contract momentarily.