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单词 polypody
释义

WordReference Random House Unabridged Dictionary of American English © 2024
pol•y•po•dy  (polē pō′dē),USA pronunciation n., pl. -dies. 
  1. Plant Biologyany fern of the genus Polypodium, as P. vulgare, having creeping rootstocks, deeply pinnatifid evergreen fronds, and round, naked sori.
  • Greek polypódion (Neo-Latin Polypodium); see poly-, -pod, -ium
  • Latin polypodion
  • late Middle English polypodye 1400–50

Collins Concise English Dictionary © HarperCollins Publishers::
polypody /ˈpɒlɪˌpəʊdɪ/ n ( pl -dies)
  1. any of various ferns of the genus Polypodium, esp P. vulgare, having deeply divided leaves and round naked sori: family Polypodiaceae
Etymology: 15th Century: from Latin polypodium, from Greek, from poly- + pous foot
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