Definitions for "Trigram"
Keywords:  ching, trigraph, bagua, yin, yang
Same as Trigraph.
there are eight trigrams used in I Ching and Feng Shui, each relating to a different natural process under the headings earth, heaven, fire, water, thunder, marsh, mountain or wind.
a set of three letters (which may be a trigraph, or may not occur in the plaintext language)