Meteorology

Meteorology

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

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Meteorology

leaf area index

Weather; Meteorology

The leaf area subtended per unit area of land.

The last water mass to contribute to the formation of North Atlantic Deep Water before it enters the southward path of the ocean conveyor belt. It occupies the central Labrador Sea with temperatures ...

K changes

Weather; Meteorology

The K process is generally viewed as a recoil streamer or small return stroke that occurs when a propagating discharge within the cloud encounters a pocket of charge opposite to its own. In this ...

lightning channel

Weather; Meteorology

The irregular path through the air along which a lightning discharge occurs. The lightning channel is established at the start of a discharge by the growth of a leader, which seeks out a path of ...

Köppen–Supan line

Weather; Meteorology

The isotherm connecting places that have a mean temperature of 10°C (50°F) for the warmest month of the year. It was adopted by Supan (1879) as the climatic isopleth that most nearly corresponded to ...

lithometeor

Weather; Meteorology

The general term for dry substances suspended in the atmosphere, including dust, haze, smoke, and sand. Compare hydrometeor, igneous meteor, luminous meteor; see atmospheric phenomenon.

Kaikias

Weather; Meteorology

The Greek word for the cold northeast wind, bringing thunder and hail in winter. On the Tower of the Winds at Athens it is represented by an old man, well clad but with bare arms, tipping hailstones ...