- a graphic unit made up of three parts, as a trigraph
- a group of three solid or broken lines making up half of a hexagram in the I Ching
See trigram in American Heritage Dictionary 4
- A figure composed of three solid or interrupted parallel lines, especially as used in Chinese philosophy or divination according to the I Ching.
- See trigraph.
- triˌgram·matˈic (-grə-mătˈĭk) adjective
- triˌgram·matˈi·cal·ly adverb
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