Meteorology

Meteorology

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

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Meteorology

mass absorption coefficient

Weather; Meteorology

A measure of the rate of absorption of radiation, expressed as the absorption cross section per unit mass. Units are m 2 kg −1 . See absorption coefficient.

masked front

Weather; Meteorology

A front the presence of which is not readily apparent on the surface synoptic chart because of local modifying influences such as radiation, topography, or mesoscale processes.

maritime tundra

Weather; Meteorology

Tundra found along many subarctic coastal belts, usually with a high proportion of arctic plants and animals far south of their normal limit.

maritime air

Weather; Meteorology

A type of air mass the characteristics of which are developed over an extensive water surface and which, therefore, has the basic maritime quality of high humidity content in at least its lower ...

maritime cloud

Weather; Meteorology

A cloud forming in maritime air containing relatively low concentrations of cloud condensation nuclei. These clouds are characterized by a broader droplet size distribution and low droplet ...

Aerosol produced by processes taking place near the ocean surface. Air entrained by breaking ocean waves (visible as whitecaps) forms bubbles that break at the water surface. The whitecaps produce a ...

map spotting

Weather; Meteorology

In meteorology, the process of transcribing weather information onto maps, diagrams, etc. It usually refers specifically to decoding synoptic reports and entering those data in conventional ...