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Earth science

Any of several geological sciences that are concerned with the earth, its origins, and all of its various structures and physical forms and phenomena.

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Earth science > Mapping science

base correction

Earth science; Mapping science

The adjustment made to measured values to refer them to the value established at the base station.

background noise

Earth science; Mapping science

Noise from sources other than the source of the desired signal.

constructive annexation

Earth science; Mapping science

The union of such things as have been holden parcel of the realty but which are not actually annexed, fixed or fastened to the freehold.

albedo

Earth science; Mapping science

The ratio of the total amount of radiation (power) reflected or scattered by a body to the total amount of radiation (power) incident on the body. In practice, albedo is ...

mechanical axis

Earth science; Mapping science

The central line of an optical device as defined by the surfaces on which the device rests, i.e., where the optical axis of the device ought to be.

commercial acre

Earth science; Mapping science

That part of an acre of newly subdivided land remaining after dedication for streets, sidewalks, parks and so on.

acute angle

Earth science; Mapping science

A plane angle both of whose sides can be included within the sides of a right angle. Its size is less than 90° (100g or p /2 radians).