Word History
Etymology
International Scientific Vocabulary
First Known Use
1865, in the meaning defined above
Dictionary Entries Near oospore
Cite this Entry
“Oospore.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/oospore. Accessed 22 Sep. 2023.
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Medical Definition
oospore
noun
oo·spore
ˈō-ə-ˌspō(ə)r, -ˌspȯ(ə)r 
: zygote
especially
: a spore produced by heterogamous fertilization that yields a sporophyte
More from Merriam-Webster on oospore
Britannica.com: Encyclopedia article about oospore
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