The figure formed by three or more planes meeting at a common point or
formed at the vertex of a cone. The solid angle completely surrounding a point
is 4π steradian. → steradian.
→ solid; → angle.
Zâviyé, → angle;
fazâyi "of or relating to space," → space;
jâmed, → solid.
© 2005-2022 by M. Heydari-Malayeri