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alternate host
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noun Ecology.
a host, other than the usual or primary host, on which a parasitic organism can sustain itself.
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Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, Ā© Random House, Inc. 2022
How to use alternate host in a sentence
Scientific definitions for alternate host
alternate host
One of two species of host on which some pathogens, such as certain rust fungi, must develop to complete their life cycles.
A species of host other than the principal host on which a parasite can survive.
The American HeritageĀ® Science Dictionary
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