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n. pl. pol·y·po·dies Any of various ferns of the genus Polypodium, or formerly classified in this genus, having creeping rhizomes and often evergreen fronds with narrow undivided leaflets. [Middle English polypodie, from Latin polypodium, from Greek polupodion, from diminutive of polupous, many-footed : polu-, poly- + pous, pod-, foot; see -POD.] |
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