Home › Words › I › immunostimulatorimmunostimulatorimmunostimulator means an immunostimulant.EtymologyFrom immuno- + stimulator.nounAn immunostimulantDefinitions & examples from Wiktionary (CC BY-SA 3.0).Words closest in meaningBy meaning, not spelling — each word's AI semantic fingerprint, nearest first.immunostimulant 82% match — Any substance that stimulates an immune response. vs immunostimulator →immunostimulate 82% match — To stimulate an immune response vs immunostimulator →immunoactivator 72% match — Any material that leads to immunoactivation vs immunostimulator →immunostimulative 71% match — Synonym of immunostimulatory. vs immunostimulator →immunopotentiating 71% match — That promotes immunopotentiation vs immunostimulator →immunoenhancer 70% match — Anything that enhances the immune system vs immunostimulator →lymphostimulatory 69% match — That stimulates the lymphatic system vs immunostimulator →immunopotentiatory 69% match — Relating to an immunopotentiator or to immunopotentiation vs immunostimulator →