Definition of definitive host in English:

definitive host

Syllabification: de·fin·i·tive host

noun

Biology
An organism that supports the adult or sexually reproductive form of a parasite. Compare with intermediate host.
More example sentences
  • The worms were using hyena and large cats as definitive hosts and bovids as intermediate hosts.
  • Once in the definitive host's gut, the tapeworm larvae mature into adults and shed eggs, completing the cycle.
  • The next step in the typical, three-host life cycle invariably requires a predatory act by the definitive host.

Definition of definitive host in:

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Word of the day envenom
Pronunciation: ɪnˈvɛnəm
verb
put poison on or into; make poisonous