Web Results

Geoid

en.wikipedia.org/wiki/Geoid

The geoid is the shape that the surface of the oceans would take under the influence of Earth's ... Being an equipotential surface, the geoid is by definition a surface to which the force of gra...

What is the geoid? - NOAA's National Ocean Service

oceanservice.noaa.gov/facts/geoid.html

A depiction of the United States geoid. Areas in yellow and orange have a slightly stronger gravity field as a result of the Rocky Mountains. While we often think ...

What is the geoid?

www.ngs.noaa.gov/GEOID/geoid_def.html

Jan 30, 2001 ... geoid: The equipotential surface of the Earth's gravity field which best ... For example, altimetry is often used to define "mean sea level" in the ...

Geoid | Define Geoid at Dictionary.com

www.dictionary.com/browse/geoid

Geoid definition, an imaginary surface that coincides with mean sea level in the ocean and its extension through the continents. See more.

1-Mean Sea Level, GPS, and the Geoid - Esri

www.esri.com/news/arcuser/0703/geoid1of3.html

However, even the most mathematically sophisticated geoid can only ... By definition, the geoid describes the irregular shape of the earth and is the true zero  ...

geoid | geology | Britannica.com

www.britannica.com/science/geoid

Nov 24, 2015 ... Mathematically speaking, the geoid is an equipotential surface; that is, it is ... Learn how sea level is defined by using variations in Earth's ...

The Geoid: Why a map of Earth's gravity yields a potato-shaped planet

blogs.scientificamerican.com/observations/the-geoid-why-a-map-of-earths-gravity-yields-a-potato-shaped-planet/

Apr 1, 2011 ... Then wherever you go, the level would be exactly parallel to the geoid at that place. Yet another equivalent definition: it is a surface that's ...

Geoid - definition of geoid by The Free Dictionary

www.thefreedictionary.com/geoid

The hypothetical surface of the earth that coincides everywhere with mean sea level. [German, from Greek geoeidēs, earthlike : gē, earth + -oeidēs, -oid.] ...

The geoid Definition and determination - Wiley Online Library

onlinelibrary.wiley.com/doi/10.1029/EO055i003p00118/pdf

We now define a geop as an equipotential surface on which Wg + Wa is a constant. The geop that corresponds to mean sea level is called the geoid. In this con.

Geoid | Definition of Geoid by Merriam-Webster

www.merriam-webster.com/dictionary/geoid

the surface within or around the earth that is everywhere normal to the direction of gravity and coincides with mean sea level in the oceans ...

Answers
ge·oid
[jee-oid]
NOUN
1.
an imaginary surface that coincides with mean sea level in the ocean and its extension through the continents.
2.
the geometric figure formed by this surface, an ellipsoid flattened at the poles.
Source: Dictionary.com
geoid | Define geoid at Dictionary.com
dictionary.reference.com/browse/geoid
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