How do you pronounce "tetragon"?

Pronounced //ˈtɛ.tɹə.ɡɒn//.

Tetragon

Common synonyms include: quadrangle, quadrilateral, figure, four sided figure, four sided polygon, foursome.

/ˈtɛ.tɹə.ɡɒn/ noun

noun ·Rare ·Advanced level

Noun

1
Quadrilateral. rare
2
a four-sided polygon wordnet
3
An aspect of two planets with regard to the Earth when they are distant from each other ninety degrees, or a quarter-circle.
"In the horoscope of Christ's nativity.[…]Whether a trigon or no, this tetragon I am sure there was."

"In the horoscope of Christ's nativity.[…]Whether a trigon or no, this tetragon I am sure there was."

From tetra- + -gon.