The Collaborative International Dictionary
Mitigative
Mitigative \Mit"i*ga*tive\, a. [L. mitigativus: cf. F. mitigatif.] Tending to mitigate; alleviating.
Wiktionary
mitigative
a. Serving to mitigate.
WordNet
mitigative
adj. moderating pain or sorrow by making it easier to bear [syn: alleviative, alleviatory, lenitive, mitigatory, palliative]