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No Title Sort descending Definition
1 Wavelength

[remote sensing] An electromagnetic wave produce sinusoidal patterns with distinguishable shape and length. A wavelength is the distance between the peak of a wave and its successive wave.


2 Web mapping

Dynamic query, access, processing, combination and portrayal of different types of spatial information over the Web.

3 Widget

An interactive graphic component of a user interface (such as a button, scroll bar, or menu bar), its controlling program, or the combination of both the component and program.

4 World Geodetic System 1984

[geodesy] WGS84 is a reference ellipsoid used for defining spatial locations in three dimensions. WGS84 is commonly used as a basis for map projections.