Meteorology

Meteorology

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

Industry: Weather

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Meteorology

sky

Weather; Meteorology

1. The apparent surface against which all aerial objects are seen from the earth. 2. Same as sky condition, sky cover, state of the sky.

precipitation effectiveness

Weather; Meteorology

1. That portion of total precipitation used to satisfy vegetation needs. 2. The actual availability of precipitation used in plant development. Availability is affected by such factors as ...

potential evapotranspiration

Weather; Meteorology

1. The amount of water evaporated (both as transpiration and evaporation from the soil) from an area of continuous, uniform vegetation that covers the whole ground and that is well supplied with ...

1. The amount by which the water vapor in the air must be increased to achieve saturation without changing the environmental temperature and pressure. The saturation deficit may be expressed in terms ...

radar calibration

Weather; Meteorology

1. The act of determining the proportionality factor or radar constant that relates the radar reflectivity of a target to the power measured at the output of a radar receiver. 2. The numerical value ...

planetary wave

Weather; Meteorology

1. Same as long wave. 2. Same as Rossby wave.

sea

Weather; Meteorology

1. Same as ocean. 2. A subdivision of an ocean. All seas except “inland seas” are physically interconnected parts of the earth's total saltwater system. Two types are distinguished, mediterranean and ...