trigram

Африканс; literally, three marks

trigram (plural trigrams)

Енглески Wikipedia has an article on:

trigram

Википедија

1. Any of the eight combinations of three complete or broken lines forming half of a hexagram in Chinese system of divination I Ching.
2. A trigraph.
3. (linguistics) a special case of the n-gram where n is 3, used in natural language processing for doing statistical analysis of texts

• (divination): inner trigram, outer trigram

• (divination): hexagram, tetragram

• ☰, ☱, ☲, ☳, ☴, ☵, ☶, ☷