1 : relating to or having the habit of a parasite : living on another organism. 2 : caused by or resulting from the effects of parasites. Other Words from parasitic. parasitically \ -​i-​k(ə-​)lē \ adverb. parasitic.

What does parasitic mean in medical terms?

Parasite: A plant or an animal organism that lives in or on another and takes its nourishment from that other organism. Parasitic diseases include infections that are due to protozoa, helminths, or arthropods.

What does Parisitical mean?

adjective. of plants or persons; having the nature or habits of a parasite or leech; living off another. synonyms: bloodsucking, leechlike, parasitic dependent. relying on or requiring a person or thing for support, supply, or what is needed.