- Branche: 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, ...
(1) The plat on which is shown survey data necessary to identify and describe lands in the public domain, and on which is indicated those sections which currently limit or restrict the use or availability of public lands and resources. (2) A composite of the plats, of a township, on which is shown the ownership and legal status of the land.
Industry:Earth science
That moraine, extending in an arc across a glacial valley, which marks the farthest advance or greatest extent of a glacier.
Industry:Earth science
A title, in the chain of title, located somewhere between the original conveyance and the present title-holder; not the original or present title but an intermediate conveyance.
Industry:Earth science
A procedure for making angular measurements, in which the theodolite is pointed successively, in order of their azimuths, at each of the targets involved, starting with a particular target (called the initial target) and the reading of the horizontal circle recorded for each pointing, up to and including the pointing at the initial target again. The succession of pointings and the ordered set of readings is called a round.
Industry:Earth science
A map on which elevations and depressions are made to appear three dimensional by the used of graded tones of shadow. Usually, the shadows are shaded as tho the features depicted were illuminated from the northwest. A shaded-relief map may also combine contour lines or hachures with the shading.
Industry:Earth science
(1) Having a wavelength less than a few meters but longer than a millimeter. (2) Having a wavelength between 30 cm and 1 mm. There is no general agreement on the exact distinction between microwave radiation and radiation of longer or shorter wavelengths.
Industry:Earth science
An alloy having a coefficient of expansion between that of steel and that of Invar but costing considerably less than Invar.
Industry:Earth science
(1) Transact business, i.e., treat with another respecting a purchase or sale. (2) Hold intercourse.
Industry:Earth science
Any map projection not able to be constructed by linear projection (i.e., by perspective) from a single point. The Mercator and the azimuthal equal-area map projections, for example, are non-perspective map projections.
Industry:Earth science
A map showing, by contour lines, the height of the geoid above or below a specified ellipsoid of reference.
Industry:Earth science
