nouns
a plane curve traced by a point circling about the center but at increasing distances from the center
is a type of (narrower)
the trace of a point whose direction of motion changes
a curve that lies on the surface of a cylinder or cone and cuts the element at a constant angle
a continuously accelerating change in the economy
is a type of (narrower)
any process affecting the production and development and management of material wealth
ornament consisting of a curve on a plane that winds around a center with an increasing distance from the center
a structure consisting of something wound in a continuous series of loops
"a coil of rope"
flying downward in a helical path with a large radius
is a type of (narrower)
the act of rotating as if on an axis
"the rotation of the dancer kept time with the music"