noun
or flex·ion ˈflekshən
( -s )
Etymology: flection alteration (influenced by such words as correction ) of flexion, from Latin flexion-, flexio bend, turn, curve, from flexus (past participle of flectere to bend) + -ion-, -io -ion
1. : the act of flexing or bending : turning
twisting and flection of the vines by the wind
2. : a part bent : bend , fold , turn
an oxbow is a broad flection of a stream
3. : inflection 4
4. usually flexion
a. : a movement involving the bending of a joint especially between the bones of a limb by which the angle between the bones is diminished
b. : a forward raising of the arm or leg by a movement at the shoulder or hip joint — opposed to extension
c. : the yielding of a horse to the pressure of the bit resulting in bending the head at the poll