Meteorology

Meteorology

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

Industry: Weather

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Meteorology

Neutral mode

Weather; Meteorology

In hydrodynamic instability theory, a wave solution the amplitude of which does not change with time; it neither grows nor decays. In contrast, the amplitude of a growing mode (or wave) increases ...

Newton

Weather; Meteorology

A unit of force that, when applied to a body of mass one kilogram, gives it an acceleration of one metre per second squared (1 N = 1 kg m s −2 ).

Nevada

Weather; Meteorology

A cold wind descending from a mountain glacier (glacier wind) or snowfield, for example, in the higher valleys of Ecuador.

Neutrosphere

Weather; Meteorology

The atmospheric shell from the earth's surface upward in which the atmospheric constituents are for the most part not ionized, that is, electrically neutral. The region of transition between the ...

Nepheloscope

Weather; Meteorology

1. A laboratory instrument for the production of clouds by the condensation process. 2. An instrument for demonstrating the temperature changes that occur in air that is rapidly expanded or ...

Net balance

Weather; Meteorology

The mass balance at the end of the balance year. It represents the annual addition or loss of mass at a point on a glacier. See also average net balance.

A high-resolution region of discretization embedded within a low-resolution region of a numerical model or analysis system. Fine resolution may be desired to focus on a mesoscale feature such as a ...