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Also narrow. A land or water passage that is confined or restricted by its narrow breadth, often a strait or a water gap. nation A stable community of people formed on the basis of a common geographic territory, language, economy, ethnicity, or psychological make-up as manifested in a common culture. national mapping agency A governmental agency which manages, produces, and publishes ...
A unit of area traditionally defined as the area of a plot of land one chain (66 feet) by one furlong (660 feet), equivalent to 43,560 square feet (0.001563 sq mi; 4,047 m 2), or about 0.40 hectare. active volcano A volcano that is currently erupting, or one that has erupted within the last 10,000 years (the Holocene) or during recorded history ...
Mountain range – Geographic area containing several geologically related mountains; Nunatak – Landform within an ice field or glacier; Proglacial lake – Lake formed by the action of ice; Pyramidal peak, also known as Glacial horn – Angular, sharply pointed mountainous peak; Outwash fan – Type of sediment deposition by a melting glacier
Nodal regions, functional urban regions, daily urban systems, local labour-market areas (LLMAs), or travel-to-work areas (TTWAs) are considered to be special instances of a general functional region that need to fulfil some specific conditions regarding, for instance, the character of the region-organising interaction or the presence of urban ...
An industry word is a specialized kind of technical terminology used in a certain industry. Industry words and phrases are often used in a specific area, and those in that field know and use the terminology. [25] Precise technical terms and their definitions are formally recognized, documented, and taught by educators in the field.
Historically, a number of everyday words and expressions used to be characteristic of different dialect areas of the United States, especially the North, the Midland, and the South; many of these terms spread from their area of origin and came to be used throughout the nation. Today many people use these different words for the same object ...
Specific surface area (SSA) is a property of solids defined as the total surface area (SA) of a material per unit mass, [1] (with units of m 2 /kg or m 2 /g). Alternatively, it may be defined as SA per solid or bulk volume [ 2 ] [ 3 ] (units of m 2 /m 3 or m −1 ).
A specific ecological area that is inhabited by a specific plant or animal species. habitat fragmentation The discontinuation of a species' habitat as caused by environmental change. halophyte A salt-loving plant. halophile A salt-loving organism. heath Low-growing woody vegetation found on free-draining acidic soils. heterotroph See consumer ...