A reduction or decrease of something harmful or unpleasant.

plural of mitigation

Relating to mitigation.

(transitive) To reduce, lessen, or decrease; to make less severe or easier to bear. / (transitive) To downplay.

Someone or something that mitigates.

lessened, reduced, diminished

simple past tense and past participle of mitigate

present participle of mitigate

that serves to mitigate

Tending to mitigate.