1. A diminution or easing. 2. Reduction, ultimately elimination, of public health nuisances such as smoke, loud noise. [abate, fr. M.E. abaten, fr. O.Fr. abattre, to beat down, fr. L. L. batto, to beat, + -ment]
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abate·ment (ə-bātґmənt) a decrease in the severity of a pain or a symptom.Medical dictionary. 2011.