1) To bend or be bent.
Probably a back-formation from → flexible, from L. flexus, p.p. of flectere "to bend, turn."
Caftidan, caftan "to bend, incline," cafté "curved, bent," of unknown origin.
1) The quality of bending easily without breaking.
Capable of being bent easily without breaking.
1) The act of bending, the state of being bent.
The action of bending or curving, or the condition of being bent or curved.
→ flex + suffix -ure.
Fr.: flexion d'instrument
An image defect caused by the mechanical flexure of materials; for example the curved-shape image of a long slit in a spectrograph.