What is another word for boundary layer?
Pronunciation: [bˈa͡ʊndəɹi lˈe͡ɪə] (IPA) 
The term boundary layer refers to a thin layer of fluid or gas that surrounds a surface, such as the surface of an aircraft wing or a submarine hull. Synonyms for boundary layer include surface layer, viscous layer, shear layer, and boundary region. The boundary layer is an important concept in fluid dynamics, as it influences the flow of air or water over a surface. Understanding the behavior of the boundary layer is crucial for engineers and designers who are creating vehicles, ships, or other structures that need to move through fluids efficiently. Synonyms can be useful for clarifying concepts and identifying key aspects of a technical or scientific field.
