Definition of "block" verb: stamp or emboss a title or design on a book with a block; "block the book cover" verb: support, secure, or raise with a block; "block a plate for printing"; "block the wheels of a car" noun: a rectangular area in a city surrounded by streets and usually containing several buildings; "he lives in the next block" noun: a number or quantity of related things dealt with as a unit; "he reserved a large block of seats"; "he held a large block of the company's stock" verb: run on a block system; "block trains" noun: (computer science) a sector or group of sectors that function as the smallest data unit permitted; "since blocks are often defined as a single sector, the terms `block' and `sector' are sometimes used interchangeably" verb: shape into a block or blocks; "block the graphs so one can see the results clearly" verb: shape by using a block; "Block a hat"; "block a garment" noun: an inability to remember or think of something you normally can do; often caused by emotional tension; "I knew his name perfectly well but I had a temporary block" verb: interrupt the normal function of by means of anesthesia; "block a nerve"; "block a muscle" noun: a three-dimensional shape with six square or rectangular sides noun: a solid piece of something (usually having flat rectangular sides); "the pyramids were built with large stone blocks" noun: housing in a large building that is divided into separate units; "there is a block of classrooms in the west wing"

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	WikiPedia definition of "block" Block may refer to: A way of controlling train movement in railway signalling; Postage stamp block, an attached group of postage stamps (More) A city block, urban block or simply block is a central element of urban planning and urban design. A city block is the smallest area that is surrounded by streets. (More) In cryptography, a block cipher is a symmetric key cipher which operates on fixed-length groups of bits, termed blocks, with an unvarying transformation. (More) In computing (specifically data transmission and data storage), a block is a sequence of bytes or bits, having a nominal length (a block size). Data thus structured is said to be ... (More) Block scheduling is a type of academic scheduling in which each student has fewer classes per day for a longer period of time. This is intended to result in more time for teaching ... (More) In sailing, a block is a single or multiple pulley. One or a number of sheaves are enclosed in an assembly between cheeks or chocks. In use a block is fixed to the end of a line ... (More) A concrete masonry unit (CMU) [US], concrete block, cement block or foundation block [US] is a large rectangular brick used in construction. Concrete blocks are made from cast ... (More) In modern cryptography, symmetric key ciphers are generally divided into stream ciphers and block ciphers. Block ciphers operate on a fixed length string of bits. (More) A block of the periodic table of elements is a set of adjacent groups. The respective highest-energy electrons in each element in a block belong to the same atomic orbital type. (More) When lesser measures are inadequate, or problematic conduct persists, appropriate use of a block can help achieve this in four important ways: (More)

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