IPA: /ˈtraɪɡræm/
KK: /ˈtraɪˌɡræm/
A symbol made of three lines that can be solid or broken, often used in Chinese philosophy and fortune-telling.
In the I Ching, each trigram represents different natural elements and concepts.
Trigram is formed from "tri-" (meaning three) and "gram" (from Greek "gramma", meaning something written or a letter). The word refers to a group of three written characters or letters.
Think of 'tri-' meaning three, and 'gram' meaning something written — a trigram is a set of three written characters.