rheic — rheic, a. Chem. (ˈriːɪk) [f. rhe um2 + ic, after F. rhéique.] rheic acid = rhein. 1847–54 Webster, s.v. Rhein. Watts Dict. Chem … Useful english dictionary
Rheic Ocean — The Rheic Ocean was an ocean in the Paleozoic Era that existed between: *to the north the continent of Baltica (northern Europe) and number of terranes broken off from Gondwana, including Avalonia, the future southern Europe. *to the south the… … Wikipedia
rheic acid — Chrysophanic Chrys o*phan ic, a. Pertaining to, or derived from, or resembling, chrysophane. [1913 Webster] {Chrysophanic acid} (Chem.), a yellow crystalline substance extracted from rhubarb, yellow dock, sienna, chrysarobin, etc., and shown to… … The Collaborative International Dictionary of English
rheic acid — ˈrēik noun Etymology: rheic from rhe (from New Latin Rheum) + ic : chrysophanic acid … Useful english dictionary
rheic — Relating to Rheum (rhubarb) … Medical dictionary
rheic — rhe·ic … English syllables
Geology of the North Sea — Contents 1 Tectonic structure 2 Precambrian 3 Finnmarkian, Athollian, Caledonian Orogenies … Wikipedia
Geological history of Earth — impacting the Earth in a glancing blow. [cite journal | last = R. Canup and E. Asphaug | title = Origin of the Moon in a giant impact near the end of the Earth s formation | journal = Nature | volume = 412 | pages = 708–712 | date = 2001 | url =… … Wikipedia
Pangaea — Pangaea, Pangæa or Pangea (IPAEng|pænˈdʒiːə [OED] , from παν, pan , meaning entire , and Γαῖα, Gaea , meaning Earth in Ancient Greek) was the supercontinent that existed during the Paleozoic and Mesozoic eras about 250 million years ago, before… … Wikipedia
Rheischer Ozean — Die paläogeographischen Positionen von Avalonia, Baltica und Laurentia vom Ordovizium bis in das Devon … Deutsch Wikipedia