In`suc·ca'tion noun [ Latin insucare , insucatum , to soak in; prefix in- + succus , sucus , sap.] The act of soaking or moistening; maceration; solution in the juice of herbs. [ Obsolete] Coxe. « The medicating and insuccation of seeds.»... Found on http://www.encyclo.co.uk/webster/I/72