alternate host


noun Ecology.

a host, other than the usual or primary host, on which a parasitic organism can sustain itself.

QUIZZES

HEED THE VOX POPULI, AND TAKE THIS WORD OF THE DAY QUIZ!

Test your memory on these verbal firecrackers from the week of June 29 to July 5!
Question 1 of 7
anchorite
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

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 Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.