Question

define parasites in short form​

Answer 1

Explanation:

an organism that lives in or on an organism of another species (its host) and benefits by deriving nutrients at the other's expense.

Answer 2

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Medical Definition of Parasite :

Parasite: A plant or an animal organism that lives in or on another and takes its nourishment from that other organism. ... For example, malaria is caused by Plasmodium, a parasitic protozoa.