ge·ode (j   d )n. A hollow, usually spheroidal rock with crystals lining the inside wall. [French géode, from Latin ge ds, a precious stone, from Greek, earthlike : g, earth + -ds, adj. suff.; see collodion.] |   |
geode [ˈdʒiːəʊd]
n
(Earth Sciences / Geological Science) a cavity, usually lined with crystals, within a rock mass or nodule
[from Latin geōdēs a precious stone, from Greek: earthlike; see geo-, -ode1]
geodic [dʒɪˈɒdɪk] adj
| geode (jd) 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. |
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. |  geode - (mineralogy) a hollow rock or nodule with the cavity usually lined with crystalsmineralogy - 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) |
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.
| ?Page tools | ||
|---|---|---|
|