impairment Meaning, Definition & Usage

1. noun the occurrence of a change for the worse
   harm; damage.
   
2. noun a symptom of reduced quality or strength
   deterioration.
   
3. noun the condition of being unable to perform as a consequence of physical or mental unfitness
   handicap; disablement; disability.
   
   • reading disability
   • hearing impairment
4. noun damage that results in a reduction of strength or quality
   
5. noun the act of making something futile and useless (as by routine)
   stultification; deadening; constipation.
   

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