deflexible--prophetes.ai

deflexible, a.
  (dɪˈflɛksɪb(ə)l)
  [f. L. dēflex-us (see deflex) + -ble.]
  Capable of being deflected.

1796 Brougham in Phil. Trans. LXXXVI. 234 It is evident that the most inflexible rays are also most deflexible.

Oxford English Dictionary