Ground may refer to:
Geology
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Land
Land, also known as dry land, ground, or earth, is the solid terrestrial surface of Earth not submerged by the ocean or another body of water. It makes up 29.2% of Earth's surface and includes all continents and islands. Earth's land sur ...
, the solid terrestrial surface of the Earth
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Soil
Soil, also commonly referred to as earth, is a mixture of organic matter, minerals, gases, water, and organisms that together support the life of plants and soil organisms. Some scientific definitions distinguish dirt from ''soil'' by re ...
, a mixture of clay, sand and organic matter present on the surface of the Earth
Electricity
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Ground (electricity)
In electrical engineering, ground or earth may be a reference point in an electrical circuit from which voltages are measured, a common return path for electric current, or a direct physical connection to the Earth.
Electrical circuits may be co ...
, the reference point in an electrical circuit from which voltages are measured
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Earthing system, part of an electrical installation that connects with the Earth's conductive surface
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Ground and neutral, closely related terms
Law
* Ground (often grounds), in
law, a rational motive or basis for a belief, conviction, or action taken, such as a legal action or argument:
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Grounds for divorce
Grounds for divorce are regulations specifying the circumstances under which a person will be granted a divorce. Adultery is the most common grounds for divorce. However, there are countries that view male adultery differently than female adulter ...
, regulations specifying the circumstances under which a person will be granted a divorce
Music
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''Ground'' (album), the second album by the Nels Cline Trio
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"Ground" (song), one of the songs in the debut album of the Filipino rock band
Rivermaya
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Ground bass, in music, a bass part that continually repeats, while the melody and harmony over it change
* ''
The Ground'', a 2005 album by Norwegian jazz pianist Tord Gustavsen
Other
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Ground (art), a base for the paint layers of a picture.
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Coffee grounds, ground up coffee beans
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Ground tissue, one of the three types of tissue systems in a plant
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Ground term
In mathematical logic, a ground term of a formal system is a term that does not contain any variables. Similarly, a ground formula is a formula that does not contain any variables.
In first-order logic with identity with constant symbols a ...
, in symbolic logic, a term with no variables
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Ground (unit), a unit of area used in India
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Ground (Dzogchen), the primordial state in Dzogchen
* Ground surface, often on metals, created by various
grinding operations
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Ground (cricket), where cricket games are played, and also part of the playing area.
See also
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Grounding (disambiguation)
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Grounded (disambiguation)
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Grounds (disambiguation)
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Earth (disambiguation)
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Grind (disambiguation),
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Ground level (disambiguation)
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Ground of Being (disambiguation)
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