'Parasitical' definitions:

Definition of 'parasitical'

From: WordNet
adjective
Relating to or caused by parasites; "parasitic infection" [syn: parasitic, parasitical]
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" [syn: parasitic, parasitical, leechlike, bloodsucking]

Definition of 'Parasitical'

From: GCIDE
  • 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]