Solomon
In the King James version the word - basin - does not appear at all. the word - circular - does not appear at all. and, although the word - bowl - appears 17 times, it is never described as circular, nor even round. However, pottery basins and bowls are always round - even in biblical times.
A tool called a "circular saw" is used to make precise circular cuts in materials.
I believe they were called yurts.
a circular container with a greater width than depth, becomingsmaller toward the bottom, used chiefly to hold water or otherliquid, especially for washing.
It's called a Lavabo.
The circular orbit equation used to calculate the motion of objects in a circular path is called the centripetal force equation, which is F mv2/r.
a circular container with a greater width than depth, becomingsmaller toward the bottom, used chiefly to hold water or otherliquid, especially for washing.
Presumably you are referring to baptismal fonts
It is called the tympanic membrane and is used for hearing.
They are called circular needles and they are used in exactly the same way as straight needles.
Edger
It is called a semi protractor and the fully-circular one is called an angle measurer