purple rock brake

/ˌpʌrpəl rɑk breɪk/
IPA guide

Definitions of purple rock brake
  1. noun
    very short shallowly creeping North American fern usually growing on cliffs or walls and having dark glossy leaf axes
    synonyms: Pellaea atropurpurea
    see moresee less
    type of:
    cliff brake, cliff-brake, rock brake
    any of several small lithophytic ferns of tropical and warm temperate regions
Cite this entry
Style:
MLA
  • MLA
  • APA
  • Chicago

Copy citation
DISCLAIMER: These example sentences appear in various news sources and books to reflect the usage of the word ‘purple rock brake'. Views expressed in the examples do not represent the opinion of Vocabulary.com or its editors. Send us feedback
Word Family