cuneiform
A wedge shaped portion of a circle is called a sector.
One of several wedge shaped peninsulas around the world is called the Istrian Peninsula.
the wedge shaped writing system is called cuneiform.
cuneiform
the wedge shaped writing system is called cuneiform.
cuneiform
the name of the wedge-shaped writing form is called cuneiform. It consisted of hundreds of wedge-shaped marks cut into damp clay.
Cuneiform
Sector
A sector.
I think you are referencing the writing system which used wedge shaped characters developed by the Sumerians. It is called cuneiform and was used about 2500BCE
It is called "Cuneiform"