Failure of nerve force; weakening. ... Origin: L. Enervo, pp. -atus, to enervate, fr. E-priv. + nervus, nerve ... (05 Mar 2000) ... Found on http://www.encyclo.co.uk/local/20973
En`er·va'tion noun [ Latin enervatio : confer French énervation .] 1. The act of weakening, or reducing strength. 2. The state of being weakened; effeminacy. Bacon. Found on http://www.encyclo.co.uk/webster/E/40