Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun The central part of the earth, beneath the lithosphere.
from The Century Dictionary.
- noun The earth's interior, an inner core known to be of greater density than the crust: so named from this property.
from the GNU version of the Collaborative International Dictionary of English.
- noun (Geol.) The heavy interior portion of the earth, within the lithosphere.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun The
central core of theEarth .
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
[Greek barus, heavy; see gwerə- in Indo-European roots + sphere.]
from Wiktionary, Creative Commons Attribution/Share-Alike License
Greek barus 'heavy' + sphere.
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Examples
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