Definition of Geode

1. Noun. (mineralogy) a hollow rock or nodule with the cavity usually lined with crystals.

Category relationships: Mineralogy
Generic synonyms: Nodule

Definition of Geode

1. n. A nodule of stone, containing a cavity, lined with crystals or mineral matter.

Definition of Geode

1. Noun. A nodule of stone having a cavity lined with mineral or crystal matter on the inside wall ¹

¹ Source: wiktionary.com

Definition of Geode

1. a type of rock [n -S]

Medical Definition of Geode

1. A nodule of stone, containing a cavity, lined with crystals or mineral matter. The cavity in such a nodule. Origin: F. Geode, L. Geodes, fr. Gr. Earthlike, the earth + form. Source: Websters Dictionary (01 Mar 1998)

Lexicographical Neighbors of Geode

geocomplexity
geocomposite
geocomposites
geocoordinate
geocoordinates
geocoris
geocorona
geocoronae
geocoronal
geocoronas
geocronite
geocyclic
geodata
geodatabase
geodatabases
geode (current term)
geodemographic
geodemographically
geodemographics
geodemography
geodephagous
geodes
geodesic
geodesic dome
geodesic domes
geodesic line
geodesical
geodesically
geodesics
geodesies

Literary usage of Geode

Below you will find example usage of this term as found in modern and/or classical literature:

1. Glossary of Terms and Phrases by Henry Percy Smith (1883)
"... when it is hollow, it is a geode. An eagle-stone has an irony crust and ochreous centre. ... geode ..."

2. Treatise on Mineralogy: Or, The Natural History of the Mineral Kingdom by Friedrich Mohs (1825)
"GROUPE AND geode OF CRYSTALS. If several loose or imbedded crystals are merely aggregated (§. 178.), so that the one becomes the support of the other, ..."

3. Primitive Man by Louis Figuier (1876)
"The Archaeological Museum of Saint-Germain is in possession of a hollow vessel, a natural geode, very large and very thick Fig. 62.—A geode, used sc a ..."

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