from
WordNet (r) 3.0 (2006)
parasitical
adj 1: relating to or caused by parasites; "parasitic infection"
[syn: {parasitic}, {parasitical}]
2: 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" [syn: {parasitic},
{parasitical}, {leechlike}, {bloodsucking}]
from
The Collaborative International Dictionary of English v.0.48
Parasitic \Par`a*sit"ic\ (p[a^]r`[.a]*s[i^]t"[i^]k), Parasitical
\Par`a*sit"ic*al\ (p[a^]r`[.a]*s[i^]t"[i^]*kal), a. [L.
parasiticus, Gr. ?: cf. F. parasitique.]
[1913 Webster]
1. Of the nature of a parasite; having the habits of a
parasite; fawning for food or favors; sycophantic.
"Parasitic preachers." --Milton.
Syn: leechlike, bloodsucking.
[1913 Webster]
2. (Bot. & Zool.) Of or pertaining to parasites; living on,
or deriving nourishment from, some other living animal or
plant. See {Parasite}, 2 & 3.
[1913 Webster]
{Parasitic gull}, {Parasitic jager}. (Zool.) See {Jager}.
[1913 Webster] -- {Par`a*sit"ic*al*ly}, adv. --
{Par`a*sit"ic*al*ness}, n.
[1913 Webster]