deflection, deflexion, deflections 1. A change of course that results from hitting someone or something. 2. The amount or distance by which something is deflected. 3. The act of directing people's attention or criticism away from something. 4. A definite movement of the indicator on a measuring instrument. 5. Engineering the movement of a struc... Found on http://www.wordinfo.info/words/index/info/view_unit/835/