Parasitical

Full definition of parasitical

Adjective

1. of, pertaining to, or having the characteristics of a parasite; parasitic
• 1826 Conrad Malte-Brun - Universal GeographyThe parasitical plants render the forests impassable in many places
• 2005 Stephen J. Pfohl - Culture, Power, and HistoryUnconventional, circulating, parasitical, the rogue state that is the essence of American empire enters the political bloodstream of world terrorism . . .