homoecious

/hoʊˈmiːʃəs/
adjective
  1. (of a parasite) spending its entire life cycle on a single host species.
    • Many homoecious parasites are highly specialized to their host.
    • The tapeworm is homoecious, living its whole life inside one animal.
    • The researcher studied a homoecious fungus that infects only wheat plants.
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