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Noun, pl. flexures

1. The act of bending or flexing; flexion. (

2. (Anatomy)

a. A curve or bend in a tubular organ. (

b. Act of bending a joint; especially a joint between the bones of a limb so that the angle between them is decreased. (

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 subtracted from the observed readings of the instrument to correct them for this distortion. (

5. (Mathematics) The flexure of a curve, the bending of a curve towards or from a straight line. (

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