any of four groups, earth, air, fire, and water, each consisting of three signs of the zodiac that are thought to have something in common in their nature
Word origin
C14: from Late Latin triplicitās, from Latin triplex threefold; see triplex
triplicity in American English
(trɪˈplɪsəti)
nounWord forms: pluraltriˈplicities
1.
the quality or condition of being triple
2.
a group of three
3. Astrology
any of the four sets of three signs, each 120 degrees distant from the other two, into which the zodiac is divided; trigon
Word origin
ME triplicite < ML triplicitas < L triplex: see triplex