Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A sedimentary rock formed by the consolidation and compaction of sand and held together by a natural cement, such as silica.

from The Century Dictionary.

  • noun A rock formed by the consolidation of Sand.

from the GNU version of the Collaborative International Dictionary of English.

  • noun A rock made of sand more or less firmly united. Common or siliceous sandstone consists mainly of quartz sand.
  • noun (Min.) the finer-grained variety of itacolumite, which on account of the scales of mica in the lamination is quite flexible.
  • noun a name given to two extensive series of British rocks in which red sandstones predominate, one below, and the other above, the coal measures. These were formerly known as the Old and the New Red Sandstone respectively, and the former name is still retained for the group preceding the Coal and referred to the Devonian age, but the term New Red Sandstone is now little used, some of the strata being regarded as Permian and the remained as Triassic. See the Chart of Geology.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun A sedimentary rock produced by the consolidation and compaction of sand, cemented with clay etc.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun a sedimentary rock consisting of sand consolidated with some cement (clay or quartz etc.)

Etymologies

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Examples

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