the act of mitigating, or lessening the force or intensity of something unpleasant, as wrath, pain, grief, or extreme circumstances: Social support is the most important factor in the mitigation of stress among adolescents.
the act of making a condition or consequence less severe: the mitigation of a punishment.
the process of becoming milder, gentler, or less severe.
a mitigating circumstance, event, or consequence.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
mid-14c., from Latin mitigationem (nominative mitigatio), noun of action from past participle stem of mitigare (see mitigate).
Online Etymology Dictionary, © 2010 Douglas Harper