(Astrology) one of four groups of the zodiac where each group consists of three signs separated from each other by 120 degrees.
1The fourth conjunction in this trigon took place in 1663, in Sagittarius, again opposite to the ascendant of London.
2According to this writer, great conjunctions of Jupiter and Saturn occur "in the fiery trigon," about once in 800 years.
3The amendment at a stroke almost doubled the bill to 19 billion zlotys over three years, according to calculations by Trigon brokerage.