FLEXURE
flexion, flexure
(noun) act of bending a joint; especially a joint between the bones of a limb so that the angle between them is decreased
fold, crease, plication, flexure, crimp, bend
(noun) an angular or rounded shape made by folding; “a fold in the napkin”; “a crease in his trousers”; “a plication on her blouse”; “a flexure of the colon”; “a bend of his elbow”
flexure, flection, flexion
(noun) the state of being flexed (as of a joint)
Source: WordNet® 3.1
Etymology
Noun
flexure (countable and uncountable, plural flexures)
The act of bending or flexing; flexion.
A turn; a bend; a fold; a curve.
• British Quarterly Review
(anatomy) A curve or bend in a tubular organ.
(zoology) The last joint, or bend, of the wing of a bird.
(astronomy) The small distortion of an astronomical instrument caused by the weight of its parts; the amount to be added or subtracted from the observed readings of the instrument to correct them for this distortion.
Source: Wiktionary
Flex"ure, n. Etym: [L. 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 Shak.
2. A turn; a bend; a fold; a curve.
Varying with the flexures of the valley through which it meandered.
British Quart. Rev.
3. (Zoöl.)
Definition: The last joint, or bend, of the wing of a bird.
4. (Astron.)
Definition: 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.
Source: Webster’s Unabridged Dictionary 1913 Edition