Biol. living as a parasite on first one species of host and then another
Origin of heteroeciousfrom hetero- + Classical Greek oikia, a house (see eco-) + -ous
Spending different stages of the life cycle on different, usually unrelated hosts. Used of parasites.
Origin of heteroecioushetero- Greek oikiā house ; see weik-1 in Indo-European roots. -ous
(comparative more heteroecious, superlative most heteroecious)
- (biology) Of dependent organisms, spending portions of the life cycle on different types of hosts.
hetero- + -oecious