#deflection.physical_property__deflexion__bending  the property of being bent or deflected
  supertype:  #physical_property  a property used to characterize physical objects
  subtype:  #wind_deflection__windage  the deflection of a projectile resulting from the effects of wind
  subtype:  #refractivity__refractiveness  the physical property of a medium as determined by its index of refraction

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