Meteorology

Meteorology

A database of terms pertaining to the scientific study of the atmosphere.

Industry: Weather

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Meteorology

Optically homogeneous

Weather; Meteorology

Homogeneous on the scale of the wavelength of the electromagnetic radiation of interest. Pure liquid water is optically homogeneous over the visible spectrum because one cubic wavelength of water ...

Optically smooth

Weather; Meteorology

Smooth on the scale of the wavelength of the electromagnetic radiation of interest. No surface is absolutely smooth, if for no other reason than matter is composed of molecules in motion. An ...

Oxidising capacity of atmosphere

The ability of the atmosphere to cleanse itself of terrestrial, often organic, emissions. The degradation of most organic compounds is an oxidation process initiated by attack by a hydroxyl radical. ...

Overturn

Weather; Meteorology

The mixing of a stratified body of water due to density changes, usually caused by temperature changes.

Electro-optical particle probe

Weather; Meteorology

Any of a class of instruments for sizing and counting large numbers of individual aerosols or hydrometeors to characterise populations, or also for imaging and classifying the shapes of individual ...

Optical particle probe

Weather; Meteorology

Numerical dispersion

Weather; Meteorology

The separation of different Fourier components of a finite-difference approximation into a train of oscillations that travel with different speeds. Numerical dispersion occurs whenever the dispersion ...