evolute

/ˈɛvəˌlut/
noun
  1. A curve that is the set of centers of curvature of another curve (the involute).
    • In geometry class, we learned how to draw the evolute of a parabola.
    • Engineers sometimes use the evolute of a curve to design gear teeth.
    • The evolute of a circle is just a single point at its center.
verb
  1. To develop or unfold; to evolve.
    • The small startup will evolute into a major company over time.
    • The artist's style continued to evolute over the decades.
    • As the project began to evolute, new challenges appeared.
What does "evolute" mean? | whatsthatwordmean | whatsthatwordmean