deflection

definition: a turning aside (of your course or attention or concern)
example:
speech part: noun
synonyms: digression
definition: the property of being bent or deflected
example:
speech part: noun
synonyms: deflexion bending
definition: the movement of the pointer or pen of a measuring instrument from its zero position
example:
speech part: noun
synonyms: deflexion
definition: the amount by which a propagating wave is bent
example:
speech part: noun
synonyms: deflexion refraction
definition: a twist or aberration
example:
speech part: noun
synonyms: warp

How deflection is being used?