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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
    "About half of these reactors contain only traces of carboniferous substances";
    - carbonaceous, carbonous, carbonic
Noun: Carboniferous  ,kaa(r)-bu'ni-fu-rus
  1. From 345 million to 280 million years ago
    - Carboniferous period

Type of: geological period, period

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

Encyclopedia: Carboniferous