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Noun: rock brake  rók breyk
  1. Any of several small lithophytic ferns of tropical and warm temperate regions
    - cliff brake, cliff-brake
     
  2. Dwarf deciduous lithophytic ferns
     
  3. Chiefly lithophytic or epiphytic fern of North America and east Asia
    - rock polypody, American wall fern, Polypodium virgianum

Derived forms: rock brakes

Type of: fern, polypody

Part of: Cryptogramma, genus Cryptogramma, genus Pellaea, Pellaea

Nearest

Rochon prism
Rock
rock
rock and roll
rock band
rock barnacle
rock bass
rock beauty
rock bit
rock bottom
rock brake
rock cake
rock candy
rock climber
rock climbing
rock concert
Rock Cornish
Rock Cornish hen
rock crab
rock cress
rock crystal