Outrageously Funny Word Dictionary :: Siennas

👉 In mathematics and physics, a "sienna" is a term used to describe a certain type of surface or object. It is often associated with the concept of curvature or shape in three dimensions. A sienna is defined as an object that has a curved surface or shape that can be described by the equation z^2 = x^2 + y^2, where (x, y) are the coordinates of the center of the sphere. The term "sienna" comes from the Greek

siennas