1. [ adjective ] relating to or caused by parasites
Synonyms: parasitic

"parasitic infection"

Related terms: parasite
2. [ adjective ] of plants or persons; having the nature or habits of a parasite or leech; living off another
Synonyms: leechlike bloodsucking parasitic

"a wealthy class parasitic upon the labor of the masses" "parasitic vines strangle the trees" "bloodsucking blackmailer" "his indolent leechlike existence"

Related terms: dependent
Similar spelling:   parasitically