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surface boundary layer

Syllabification: sur·face bound·a·ry lay·er

Definition of surface boundary layer in English:

noun

Meteorology
The lowest layer of the earth’s atmosphere extending to about one kilometer. Winds within it are affected by friction with the earth’s surface.
Example sentences
  • There is a relationship between physical properties and nutrients below the surface boundary layer.
  • Instead, it must be calculated from data collected in wind tunnels or measured in the surface boundary layer at sea.
  • The geometric scale of the simulated surface boundary layers was estimated as 1/250 according to roughness length.

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