sorus

noun
so·​rus | \ ˈsȯr-əs How to pronounce sorus (audio) \
plural sori\ ˈsȯr-​ˌī How to pronounce sori (audio) , -​ˌē \

Definition of sorus

: a cluster of plant reproductive bodies: such as
a : a cluster of sporangia on the underside of a fertile fern frond
b : a mass of spores bursting through the epidermis of the host plant of a parasitic fungus
c : a cluster of gemmae on the thallus of a lichen

First Known Use of sorus

1832, in the meaning defined above

History and Etymology for sorus

New Latin, from Greek sōros heap

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The first known use of sorus was in 1832

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Cite this Entry

“Sorus.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/sorus. Accessed 6 December 2019.

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Rhyming Dictionary: Words that rhyme with sorus

Britannica.com: Encyclopedia article about sorus

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