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Related to aeciospore: ascospore, aecia


 (ē′sē-ə-spôr′, -shē-)
A binucleate spore of a rust fungus, formed in a chainlike series in an aecium.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Botany) any of the spores produced in an aecium of the rust fungi, which spread to and infect the primary host. Also called: aecidospore
[C20: from aecium + spore]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈi si əˌspɔr, -ˌspoʊr, ˈi ʃi-)

a spore borne by an aecium.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.aeciospore - spore of a rust fungus formed in an aeciumaeciospore - spore of a rust fungus formed in an aecium
spore - a small usually single-celled asexual reproductive body produced by many nonflowering plants and fungi and some bacteria and protozoans and that are capable of developing into a new individual without sexual fusion; "a sexual spore is formed after the fusion of gametes"
rust fungus, rust - any of various fungi causing rust disease in plants
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
The extent of common barberry infestation needs to be formally assessed, and aeciospore samples characterized to protect North American food supplies from increasingly virulent races of rust.
The uredial sample accessions used in the marker test included 23 asexual isolates collected from commercial wheat field and breeding plots maintained by rust research scientists and cooperators nationwide and 30 sexual uredio-pustule isolates produced by aeciospore infection.
Disease gradients of fusiform rust on oak seedlings exposed to a natural source of aeciospore inoculum.