Rheic Rhe"ic, a. [NL. Rheum rhubarb, Gr. ??? See {Rhubarb}.] (Chem.) Pertaining to, or designating, an acid (commonly called chrysophanic acid) found in rhubarb ({Rheum}). [Obsoles.] [1913 Webster]

The Collaborative International Dictionary of English. 2000.

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  • 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 — Relating to Rheum (rhubarb) …   Medical dictionary

  • rheic — rhe·ic …   English syllables

  • 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

  • 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

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