: a genus of ferns (family Polypodiaceae) differing from Asplenium (in which it is often included) in having curved or lunate sori compare lady fern

Word History


New Latin, irregular from Greek athoros without sperm (from a- a- entry 2 + thoros semen) + New Latin -ium; akin to Middle Irish dairim I leap upon, Sanskrit dhārā stream

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Dictionary Entries Near Athyrium

Cite this Entry

“Athyrium.” Dictionary, Merriam-Webster, Accessed 17 Jul. 2024.

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