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  1. PARASITIC Definition & Meaning - Merriam-Webster

    The meaning of PARASITIC is of, relating to, or being a parasite. How to use parasitic in a sentence.

  2. Parasitism - Wikipedia

    Parasitism is a kind of symbiosis, a close and persistent long-term biological interaction between a parasite and its host. Unlike saprotrophs, parasites feed on living hosts, though some parasitic …

  3. Parasitic Infection: Causes, Symptoms & Treatment

    Parasitic infections are diseases caused by organisms that live off of another living thing. They can cause fever, fatigue, intestinal symptoms, skin rashes or neurological symptoms.

  4. About Parasites | Parasites | CDC

    Nov 14, 2024 · There are three main classes of parasites that can cause disease in humans: protozoa, helminths, and ectoparasites. Protozoa are microscopic, one-celled organisms that …

  5. Parasitic disease | Definition, Types, & Causes | Britannica

    parasitic disease, in humans, any illness that is caused by a parasite, an organism that lives in or on another organism (known as the host). Parasites typically benefit from such relationships, …

  6. PARASITIC Definition & Meaning | Dictionary.com

    PARASITIC definition: of, relating to, or characteristic of parasites. See examples of parasitic used in a sentence.

  7. PARASITIC | definition in the Cambridge English Dictionary

    Parasitic wasps, flies and spiders are natural enemies of the larvae. The fast metabolism of young fish makes them more vulnerable to fatal parasitic infection.