ara: زاوية صلبة

Information
has URI	http://lexvo.org/id/term/ara/%D8%B2%D8%A7%D9%88%D9%8A%D8%A9%20%D8%B5%D9%84%D8%A8%D8%A9

Meaning
means	(noun) an angle formed by three or more planes intersecting at a common point (the vertex) solid angle