Webster's Revised Unabridged Dictionary · 1913

Flexure

Flexure (?; 135) , noun

[Latin flexura.]

1.
The act of flexing or bending; a turning or curving; flexion; hence, obsequious bowing or bending.
Will it give place to flexure and low bending? — Shakespeare
2.
A turn; a bend; a fold; a curve.
Varying with the flexures of the valley through which it meandered. — British Quart. Rev
3.
(Zoology) The last joint, or bend, of the wing of a bird.
4.
(Astronomy) 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.
Collocations (1)
The flexure of a curve (Mathematics) , the bending of a curve towards or from a straight line.