Definition of surface boundary layer in English:

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surface boundary layer

Entry from US English dictionary


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.

For editors and proofreaders

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

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