palliative UK /ˈpælɪətɪv/US /ˈpælieɪtɪv/adjective 2noun 1forms 3 adjective2 •Serving to palliate; serving to extenuate or mitigate. •Minimising the progression of a disease and relieving undesirable symptoms for as long as possible, rather than attempting to cure the (usually incurable) disease. noun1 •Something that palliates, particularly a palliative medicine.The radiation and chemotherapy were only palliatives. formspalliatives · more palliative · most palliative