| a white, microcrystalline, water-soluble powder, C22H40O7: formerly used in medicine to stop excessive perspiration. |
[ag-uh-ris-ik, ag-] 
.
agaric acid or ag·a·ric·ic acid (āg'ə-rĭs'ĭk) or a·gar·i·cin·ic acid (ə-gār'ə-sĭn'ĭk)
n.
An acid obtained from agaric and responsible for the anhidrotic action of the fungus.