Meaning of tetractys | Babel Free

Definitions

A triangular figure consisting of ten points arranged in four rows, representing the fourth triangular number and having mystical significance to the Pythagoreans.

Examples

“ON the subway home, I noticed that the tattoo-esque logo for Solange includes a honeybee sitting in the middle of what looked like an early design by the 17th-century mystic Jakob Böhme: a flaming tetractys.”

CEFR level