geode

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geode

ge·ode

 (jē′ōd′)
n.
A hollow, usually spheroidal rock with crystals lining the inside wall.

[French géode, from Latin geōdēs, a precious stone, from Greek, earthlike : , earth + -ōdēs, adj. suff.; see collodion.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

geode

(ˈdʒiːəʊd)
n
(Geological Science) a cavity, usually lined with crystals, within a rock mass or nodule
[C17: from Latin geōdēs a precious stone, from Greek: earthlike; see geo-, -ode1]
geodic adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

ge•ode

(ˈdʒi oʊd)

n.
1. a hollow concretionary or nodular stone often lined with crystals.
2. the hollow or cavity of this.
[1670–80; < French géode < Latin geōdēs < Greek geṓdēs earthlike. See geo-, -ode1]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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geode

ge·ode

(jē′ōd′)
A small, hollow, usually rounded rock lined on the inside with inward-pointing crystals. Geodes form when mineral-rich water entering a cavity in a rock undergoes a sudden change in pressure or temperature, causing crystals to form from the solution and line the cavity's walls.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

geode

A hollow nodule of rock lined inside with crystals.
Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.geode - (mineralogy) a hollow rock or nodule with the cavity usually lined with crystalsgeode - (mineralogy) a hollow rock or nodule with the cavity usually lined with crystals
mineralogy - the branch of geology that studies minerals: their structure and properties and the ways of distinguishing them
nodule - (mineralogy) a small rounded lump of mineral substance (usually harder than the surrounding rock or sediment)
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
As the excavation is carried out, photos are taken by the CCD camera, the recorded photos will be analyzed in order by the software GeoDIC, and the curves and figures of deformation and strain fields of the overlying strata are obtained by PostViewer, the result visualization postprocessing system.
Because this projection exhibits regional distortion in the study area, reprojection was performed to Geographic World Geodic System 1984 (WGS84) to allow for more intuitive analysis.
It was terrifyingly crowded." As the narrator wanders after his release from prison, his encounters with once-familiar people and places provoke occasional bursts of memory which unfold in vivid, rolling, italicized sentences, throwing the staccato main narrative into even higher relief, a geodic center to a bleak, rough surface.