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