[mĕ-tok´sĕ-nus] requiring two hosts for the entire life cycle; said of parasites.
het·er·e·cious
(het'ĕr-ē'shŭs), Having more than one host; said of a parasite passing different stages of its life cycle in different animals. Synonym(s): metoxenous [heter- + G. oikion, home]