Geoid

Acceptable For Game Play - US & UK word lists

This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

The American Heritage® Dictionary of the English Language, 4th Edition
  • n. The hypothetical surface of the earth that coincides everywhere with mean sea level.
  • Wiktionary, Creative Commons Attribution/Share-Alike License
  • n. A surface of constant gravitational potential at zero elevation.
  • The Century Dictionary and Cyclopedia
  • n. An imaginary surface which coincides with the mean sea-level over the ocean, and extends under the continents everywhere at that level at which the mean surface of the sea would stand if it were allowed to flow in through a small subterranean canal.
  • n. See geode.
  • Word Usage
    "Let the term geoid apply to the natural irregular surface of the earth and the term spheroid to the ideal regular sur - face of the geodesist which coincides nearly with sealevel and is necessarily a level surface."
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