Flexure
n.- The act of flexing or bending; a turning or curving; flexion; hence, obsequious bowing or bending.
- A turn; a bend; a fold; a curve.
- (Zoöl.) The last joint, or bend, of the wing of a bird.
- (Astron.) The small distortion of an astronomical instrument caused by the weight of its parts; the amount to be added or substracted from the observed readings of the instrument to correct them for this distortion. The flexure of a curve (Math.),
the bending of a curve towards or from a straight line.