male fern


: a fern (Dryopteris filix-mas) producing an oleoresin used in expelling tapeworms

Word History

First Known Use

1562, in the meaning defined above

Time Traveler
The first known use of male fern was in 1562

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Cite this Entry

“Male fern.” Dictionary, Merriam-Webster, Accessed 20 Mar. 2023.

Medical Definition

male fern

: a fern (Dryopteris filix-mas) of Europe and North America producing an oleoresin that is used in expelling tapeworms see aspidium
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