curvations

Noun

curvation (countable and uncountable, plural curvations)

1. The act of curving or bending, or the shape of the resulting curve; curvature.
   • Knowing, then, the conical form and the diameter of the wheels, as well as the average velocity of the motion and the breadth of the way, this expression will give the surplus of elevation y that suits the radius of curvation r.1840, François Marie Guyonneau de Pambour, A Practical Treatise on Locomotive Engines Upon Railways
2. A measure of how much a curve deviates from a straight line.
   • Divide this angle by the degree of curvation and the result 2.6/4 = .65 is the length of the chord EV.1850, Samuel Wright Mifflin, Methods of Location