1. Tropical Old World fern having glossy fronds suggestive of holly; sometimes placed in genus Polystichum
   - holly fern, Polystichum aculeatum

Type of: fern

• extradite
• extradition
• extrados
• extradural
• extragalactic
• extragalactic nebula
• extrajudicial
• extralegal
• extralinguistic
• extramarital
• extramarital sex
• extramundane
• extramural
• extraneous
• extraneousness
• extranet
• extraordinaire
• extraordinarily
• extraordinariness
• extraordinary
• extrapolate
• extrapolation
• extrasensory
• extrasensory perception
• extrasolar