air mass
A widespread body of air, the properties of which can be identified as: having been…A widespread body of air, the properties of which can be identified as: (a) having been established while that air was situated over a particular region of the Earth's surface (airmass source region) and (b) undergoing specific modifications while in transit away from the source region. An air mass is often defined as a widespread body of air that is approximately homogeneous in its horizontal extent, particularly with reference to temperature and moisture distribution; in addition, the vertical temperature and moisture variations are approximately the same over its horizontal extent.
» Authorities say temperatures are being driven higher by a hot air mass moving northward from Africa.
Meaning
2 sensesA widespread body of air, the properties of which can be identified as: (a) having been established while that air was situated over a particular region of the Earth's surface (airmass source region) and (b) undergoing specific modifications while in transit away from the source region. An air mass is often defined as a widespread body of air that is approximately homogeneous in its horizontal extent, particularly with reference to temperature and moisture distribution; in addition, the vertical temperature and moisture variations are approximately the same over its horizontal extent.
Luftmasse
масса воздухаmassa vozduxa
The amount of air through which light from a celestial object passes, normalized to 1 for an object at zenith.
- a large body of air with uniform characteristics horizontally
Examples
1 sentencesAuthorities say temperatures are being driven higher by a hot air mass moving northward from Africa.
Translations
7 languagesBy meaning 1
By meaning 1
Origin
From air + mass. Perhaps a calque of German Luftmasse.From air + mass. Perhaps a calque of German Luftmasse.
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