[1] : The Collaborative International Dictionary of English v.0.48

flexion \flex"ion\, n. l. flexio: cf. f. flexion.
   1. the act of flexing or bending; a turning.
      1913 webster

   2. a bending; a part bent; a fold. --bacon.
      1913 webster

   3. gram. syntactical change of form of words, as by
      declension or conjugation; inflection.
      1913 webster

            express the syntactical relations by flexion. --sir
                                                  w. hamilton.
      1913 webster

   4. physiol. the bending of a limb or joint; that motion of
      a joint which gives the distal member a continually
      decreasing angle with the axis of the proximal part; --
      distinguished from extension.
      1913 webster

[2] : WordNet (r) 2.0

flexion
     n 1: the state of being flexed as of a joint syn: flexure, flection
     2: deviation from a straight or normal course syn: inflection,
         flection
     3: act of bending a joint; especially a joint between the bones
        of a limb so that the angle between them is decreased
        syn: flexure ant: extension
see also:
flexure flection inflection extension 

Flexion >> F Words
Flexion, definition of term: Flexion
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