| Dictionary, Encyclopedia and Thesaurus - The Free Dictionary 1,730,229,903 visitors served. |
|
Dictionary/ thesaurus | Medical dictionary | Legal dictionary | Financial dictionary | Acronyms | Idioms | Encyclopedia | Wikipedia encyclopedia | ? |
supercontinent |
Also found in: Dictionary/thesaurus, Wikipedia | 0.02 sec. |
|
supercontinent a great landmass thought to have existed in the geological past and to have split into smaller landmasses, which drifted and formed the present continents supercontinent [′sü·pər‚känt·ən·ənt] (geology) A large continental mass, such as Pangea, that existed early in geologic time and from which smaller continents formed and separated by fragmentation and drifting. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
|
| ? Mentioned in | ? References in periodicals archive | |
|---|---|---|
Another geoscientist compiled several pieces of evidence suggesting all Earth's land masses have gathered together to form supercontinents on at least two occasions over the last 2. 1999, A diamond trilogy: superplumes, supercontinents, and supernovae: Science, v. Now Hoffman, of the Geological Survey of Canada in Ottawa, has complied a geologic history of North America's first billion years, and he says the continent offers intriguing evidence that one or more supercontinents developed in Earth's Precambrian time. |
| Encyclopedia |
| Free Tools: |
For surfers:
Free toolbar & extensions |
Word of the Day |
Help
For webmasters: Free content | Linking | Lookup box | Double-click lookup | Partner with us |
|---|