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- DictionaryBed·rock/ˈbedˌräk/
noun
- 1. solid rock underlying loose deposits such as soil or alluvium.
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Apr 24, 2024 · Bedrock is the hard, solid rock beneath surface materials such as soil and gravel. Bedrock also underlies sand and other sediments on the ocean floor. Bedrock is consolidated rock, meaning it is solid and tightly bound. Overlying material is often unconsolidated rock, which is made of loose particles.
Apr 15, 2024 · Bedrock, deposit of solid rock that is typically buried beneath soil and other broken or unconsolidated material (regolith). Bedrock is made up of igneous, sedimentary, or metamorphic rock, and it often serves as the parent material (the source of rock and mineral fragments) for regolith and soil.
- John P. Rafferty
the hard, solid area of rock in the ground that supports the earth above it. Bedrock also means the principles and ideas on which something is based: We feel that the family is the bedrock of society. (Definition of bedrock from the Cambridge Academic Content Dictionary © Cambridge University Press)
The meaning of BEDROCK is the solid rock underlying unconsolidated surface materials (such as soil). How to use bedrock in a sentence.
What is bedrock? Bedrock is the solid layer of rock underneath soil or sediment. Sometimes it is visible at land surface. Bedrock is a general name for geologic materials that are well lithified (or cemented). It includes igneous, metamorphic, and sedimentary rock types.
Dec 24, 2015 · A large chunk of rock at the surface, detached from the bedrock is known as float. Sometimes it’s difficult for geologists to know if they’re actually looking at the bedrock or a piece of...
Jul 10, 2023 · By bedrock I mean solid rock, exposed at the Earth’s surface or buried at shallow depths, that is connected continuously with rock at greater depths in the crust (Figure 2-4). A great many geologists spend most of their professional lives studying the bedrock of the Earth’s continents.
