Thesaurus: carboniferous

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1. a. Producing or containing carbon or coal.
2. adj. of or relating to the Carboniferous geologic era
3. adj. relating to or consisting of or yielding carbon
4. Producing or containing carbon or coal. Carboniferous age (Geol.), the age immediately following the Devonian, or Age of fishes, and characterized by the vegatation which formed the coal beds. This age embraces three periods, the Subcarboniferous, the Carboniferous, and Permian. See Age of acrogens, under Acrogen. -- Carboniferous formation (Geol.), the series of rocks (including sandstones, shales, limestones, and conglomerates, with beds of coal) which make up the strata of the Carboniferous age or period. See the Diagram under Geology.
5. Producing or containing carbon or coal. Carboniferous age(Geol.), the age immediately following the Devonian, or Age offishes, and characterized by the vegatation which formed the coalbeds. This age embraces three periods, the Subcarboniferous, theCarboniferous, and Permian. See Age of acrogens, under Acrogen.-- Carboniferous formation (Geol.), the series of rocks (includingsandstones, shales, limestones, and conglomerates, with beds of coal)which make up the strata of the Carboniferous age or period. See theDiagram under Geology.
6. n. from 345 million to 280 million years ago a. of or relating to the Carboniferous geologic era