- Industry: Earth science
- Number of terms: 93452
- Number of blossaries: 0
- Company Profile:
Founded in 1941, the American Congress on Surveying and Mapping (ACSM) is an international association representing the interests of professionals in surveying, mapping and communicating spatial data relating to the Earth's surface. Today, ACSM's members include more than 7,000 surveyors, ...
The vertical-control datum of Brazil, based on mean sea level at the tide gage at Imbitube.
Industry:Earth science
A chart in outline form, showing the limits and identifying designations of navigational charts, volumes of sailing directions, etc.
Industry:Earth science
A configuration, in a triangulation network, in which three or more triangulation arcs meet or two or more arcs intersect.
Industry:Earth science
The extent to which a body of law extends. It is an acknowledged principle of law that the title and disposition of real property is subject exclusively to the laws of the country where the real property is situated and that those laws alone prescribe the mode by which a title to the property can pass from one person to another.
Industry:Earth science
An old name for a heavily-ionized layer of the Earth's atmosphere, identified with the E-layer.
Industry:Earth science
(1) A measure, such as a standard deviation, of the variation of a quantity from a constant value. Imprecision and precision are frequently used as synonyms. However, they are also frequently used as antonyms. (2) The randomly varying component of the total measure of deviation from a constant value. The other component is then called the systematic error and the total measure is called the uncertainty.
Industry:Earth science
(1) The quality not being able to be recalled or revoked. (2) The quality (in law) of being unalterable.
Industry:Earth science
One of a series of ellipsoids describing the shape of a homogeneous, rotating, fluid body in hydrostatic equilibrium. The ellipsoids are stable at low rates of rotation; above a certain rate, Jacobi ellipsoids merge into a series of rotational ellipsoids called MacLaurin spheroids.
Industry:Earth science
variation, in the Moon's angular rate of motion, caused mostly by the tangential component of the Sun's attraction.
Industry:Earth science
