perigon

[ per-i-gon ]
/ ˈpɛr ɪˌgɒn /

noun

an angle of 360°.
Also called round angle.

Origin of perigon

First recorded in 1865–70; peri- + -gon

British Dictionary definitions for perigon

perigon
/ (ˈpɛrɪɡən) /

noun

an angle of 360° Also called: round angle

Word Origin for perigon

C19: from peri- + Greek gonia angle