A set of (usually) three consonants that conveys the central meaning of a Hebrew word. Prefixes, suffixes and vowels added to the root clarify the precise meaning.
The Wallace Line or Wallace's Line is a faunal boundary line drawn in 1859 by the British naturalist Alfred Russel Wallace that separates the ecozones of Asia and Wallacea, a transitional zone between Asia and Australia.allace noticed this clear division during his travels through the East Indies in the 19th century. The line runs through Indonesia, between Borneo and Sulawesi (Celebes), and through the Lombok Strait between Bali and Lombok.
The term Mason and Dixon Line was first used in congressional debates leading to the Missouri Compromise (1820). Today the Mason and Dixon Line still serves figuratively as the political and social dividing line between the North and the South, although it does not extend west of the Ohio River.