(redirected from homothallism)
Also found in: Medical, Encyclopedia, Wikipedia.
Related to homothallism: heterothallism


 (hō′mō-thăl′ĭk, hŏm′ō-)
Capable of self-fertilization. Used of certain fungi and algae.

[homo- + Greek thallos, young shoot; see thallo- + -ic.]

ho′mo·thal′lism n.
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) (of some algae and fungi) having both male and female reproductive organs on the same thallus, which can be self-fertilizing. Compare heterothallic
[C20: from homo- + Greek thallos green shoot]
ˌhomoˈthallism n
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˌhoʊ məˈθæl ɪk, ˌhɒm ə-)

1. (of a fungus) having all mycelia alike, the opposite sexual functions being performed by different cells of a single mycelium.
[1900–05; homo- + thall (us) + -ic]
ho`mo•thal′lism, n.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
References in periodicals archive ?
Evidence for homothallism and vegetative compatibility in southern Diaporthe phaseolorum.