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.
More definitions of definitive hostDefinition of definitive host in:
- The British & World English dictionary