pteridosperm

noun
pte·​ri·​do·​sperm | \ tə-ˈri-də-ˌspərm How to pronounce pteridosperm (audio) , ˈter-ə-dō- How to pronounce pteridosperm (audio) \

Definition of pteridosperm

First Known Use of pteridosperm

1904, in the meaning defined above

History and Etymology for pteridosperm

International Scientific Vocabulary

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The first known use of pteridosperm was in 1904

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Cite this Entry

“Pteridosperm.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pteridosperm. Accessed 20 Jan. 2021.

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Britannica.com: Encyclopedia article about pteridosperm

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