Definitions

1. adjective

Relating to or consisting of four parts or elements.

“The tetradic structure of the poem added depth and complexity to its meaning.”

2. adjective

Producing or characterized by fourfold repetition or symmetry.

“The tetradic pattern in the architecture of the building was impressive.”

3. noun

A four-part structure or composition, especially in music or poetry.

“The musician composed a tetradic piece that featured four distinct melodies.”