PARASITICAL
parasitic, parasitical, leechlike, bloodsucking
(adjective) of plants or persons; having the nature or habits of a parasite or leech; living off another; “a wealthy class parasitic upon the labor of the masses”; “parasitic vines that strangle the trees”; “bloodsucking blackmailer”; “his indolent leechlike existence”
parasitic, parasitical
(adjective) relating to or caused by parasites; “parasitic infection”
Source: WordNet® 3.1
Adjective
parasitical (comparative more parasitical, superlative most parasitical)
of, pertaining to, or having the characteristics of a parasite; parasitic
Source: Wiktionary
Par`a*sit"ic, Par`a*sit"ic*al, a. Etym: [L. parasiticus, Gr.
parasitique.]
1. Of the nature of a parasite; fawning for food or favors;
sycophantic. "Parasitic preachers." Milton.
2. (Bot. & Zoöl.)
Definition: Of or pertaining to parasites; living on, or deriving
nourishment from, some other living animal or plant. See Parasite, 2
& 3. Parasitic gull, Parasitic jager. (Zoöl.) See Jager.
– Par`a*sit"ic*al*ly, adv.
– Par`a*sit"ic*al*ness, n.
Source: Webster’s Unabridged Dictionary 1913 Edition