de·bil·i·ta·tion \də̇ˌbiləˈtāshən, (ˌ)dēˌ-\noun (-s) Etymology: Middle French, from Latin debilitation-, debilitatio, from debilitatus + -ion- -io -ion 1.: the act or process of debilitating 2.: the state of being debilitated : weakness < the greater the debilitation, the greater the need for protein replenishment — P.R.Cannon >