intermediate host

(redirected from intermediary host)
Also found in: Thesaurus, Medical, Encyclopedia.
Related to intermediary host: paratenic host, reservoir host, final host

intermediate host

n.
An organism in or on which a parasite develops to an adult but not sexually mature stage.

intermediate host

n
(Zoology) an animal that acts as host to a parasite that has not yet become sexually mature

in′terme′diate host′


n.
the host in which a parasite undergoes development but does not reach sexual maturity.
[1875–80]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.intermediate host - a host that is used by a parasite in the course of its life cycle
host - an animal or plant that nourishes and supports a parasite; it does not benefit and is often harmed by the association
References in periodicals archive ?
The mayor put her arts committee to the task of designing costumes for mascots that would march in the parade: a freshwater snail (the animal that serves as an intermediary host for the schistosomiasis parasite), a fly, and, yes, a blob of poop.
Each one of these is transmitted by an intermediary host. The hosts in these cases are the body louse, the common flea and one species of mosquito respectively.