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Adjective: carboniferous  ,kaa(r)-bu'ni-fu-rus
  1. Of or relating to the Carboniferous geologic era
    "carboniferous rock system"
     
  2. Relating to or consisting of or yielding carbon
    "They studied carboniferous rock formations";
    - carbonaceous, carbonous, carbonic
Noun: Carboniferous  ,kaa(r)-bu'ni-fu-rus
  1. The geological period from about 359 million to 299 million years ago, characterized by extensive coal formations
    "Many coal deposits were formed during the Carboniferous period";
    - Carboniferous period

Type of: geological period, period

Part of: Palaeozoic [Brit, Cdn], Paleozoic, Paleozoic era

Encyclopedia: Carboniferous