Useful english dictionary. 2012.
Upper Carboniferous — noun from 310 million to 280 million years ago; warm climate; swampy land • Syn: ↑Pennsylvanian, ↑Pennsylvanian period, ↑Upper Carboniferous period • Instance Hypernyms: ↑period, ↑geological period • P … Useful english dictionary
Carboniferous period — noun from 345 million to 280 million years ago • Syn: ↑Carboniferous • Derivationally related forms: ↑carboniferous (for: ↑Carboniferous) • Instance Hypernyms: ↑period, ↑ … Useful english dictionary
Carboniferous Period — Interval of geologic time 354–290 million years ago, marked by great changes in world geography. All the landmasses drew closer together as a result of tectonic plate movements. The supercontinent Gondwana occupied much of the Southern Hemisphere … Universalium
carboniferous — [kär΄bə nif′ər əs] adj. [ CARBON + I + FEROUS] 1. producing or containing carbon or coal 2. [usually C ] designating or of the fifth geologic period of the Paleozoic Era, subdivided into the Pennsylvanian (the Upper Carboniferous) and the… … English World dictionary
Carboniferous — /kabəˈnɪfərəs / (say kahbuh nifuhruhs) adjective 1. relating to a geological period or a system of rocks preceding the Permian, and following the Devonian; divided into Upper Carboniferous, Lower Carboniferous, and sometimes Middle Carboniferous …
Carboniferous — 1. adjective of a geologic period within the Paleozoic era; comprises the lower, middle and upper Mississippian and lower, middle and upper Pennsylvanian epochs from about 345 to 280 million years ago, when coal was laid down 2. noun … Wiktionary
geological period — noun a unit of geological time during which a system of rocks formed ganoid fishes swarmed during the earlier geological periods • Syn: ↑period • Hypernyms: ↑geological time, ↑geologic time • Hyponyms: ↑ice age, ↑ … Useful english dictionary
Pennsylvanian period — noun from 310 million to 280 million years ago; warm climate; swampy land • Syn: ↑Pennsylvanian, ↑Upper Carboniferous, ↑Upper Carboniferous period • Instance Hypernyms: ↑period, ↑geological period • Pa … Useful english dictionary
period — Synonyms and related words: Alexandrine, Archean, Archeozoic, Cambrian, Carboniferous, Cenozoic, Comanchean, Cretaceous, Devonian, Eocene, Glacial, Holocene, Lower Cretaceous, Lower Tertiary, Mesozoic, Miocene, Mississippian, Oligocene, Paleocene … Moby Thesaurus
Devonian Period — Interval of geologic time from 417 to 354 million years ago; it was the fourth period of the Paleozoic Era. During the Devonian, a giant continent was situated in the Southern Hemisphere (see Gondwana), and other landmasses were located in the… … Universalium
