M A R 



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MAR 



neral property of elastic fiuids, discovered 

 by Mariotte, that the pressure is directly 

 proportional to the density. 



MAR'ITIME. Pertaining to the sea or 

 ocean (maritimus, from mare, the sea), as 

 a maritime town. Maritime laws are 

 those which relate to harbours, ships, and 

 seamen. Though maritime and marine 

 are radically the same words, they are 

 used distinctly. Thus, there are maritime 

 powers, but no maritime officers, leagues, 

 engagements, or productions. 



MAR'JORAM. In botany, see ORIGANTM 

 The Spanish marjoram belongs to the 

 genus Urtica. 



MARK, Fr. mare. A weight used in 

 several parts of Europe for various com- 

 modities, especially gold and silver. In 

 France and Holland the mark equalled 



eight ounces. 2. Mark is sometimes 



used with us for a money of account, and 

 in some other countries for a coin. The 

 English mark is 13s. id. sterling. The 

 Scotch mark is two-thirds of a pound 

 Scotch. The mark Lubs. or Liibeck mark 

 is a money of account at Hamburgh, 

 equal to 14|<i. sterling. 



MARK, ORDER OF SAINT. A Venetian 

 order of knighthood. 



MAR'KING INK. An indelible ink for 

 marking linen. A good marking ink is 

 prepared by dissolving a drachm of fused 

 nitrate of silver in half an ounce of dis- 

 tilled water, and colouring it by sap- 

 green. A previous application of liqitul 

 pounce is necessary, which is made by 

 dissolvins two drachms of carbonate of. 

 soda, and ten of gum arabic, in fou.- ; 

 ounces of water. 



MAR'KIXO Xux. In botany, the seed of . 

 the Semicarpus anacardittm, a tropical : 

 tree, so called from its juice having the '. 

 property of staining linen. 



MARL (Welsh). A mixed earthy sub- ' 

 stance, consisting of calcareous earth, j 

 clay, and siliceous sand, in very variable ! 

 proportions. According to the prepon- 

 derance of the one or other of the three ' 

 principal ingredients, marls are calca- 

 reous, clayey, or sandy. Epithet marly, 

 or marlaceons. 



MAR'LINE, Sp. marlin. A small line, 

 composed of two strands little twisted, 

 and either tarred or white. Used for 

 winding round ropes and cables, to pre- 

 vent their being fretted. 



MAR'L:NE-SPIKE. A small iron, like a 

 large spike, used to open the bolt-rope, 

 when the sail is to be sewed to it. 



MARL'INO. Winding of marline round 

 a rope or cable, to prevent its being 

 galled. See MARLINE. 



MAR'MO (Italian), marble. 1. Verde - 

 antico, or Greek antique marble, is a sort 

 of breccia, whose paste is a mixture of 

 talc and limestone, the best specimens of 

 which are grass-green with vtry dark 



gri-on or black spots of noble serpentine. 

 Some tine specimens are preserved at 

 Parma. The Marmo- Greco, or the Greek 

 white marble, was obtained from several 

 islands of the Archipelajro. The Marmo 

 Verde -Paahocco is a variety of antique 

 marble, of a yellowish green colour, found 

 in the ruins of ancient Rome. The.Vnrmo 

 Statuario, or the statuary marble of the 

 Italians, closely resembles the Parian 

 marble. 



MARMORA'-ITM. In architecture, a ce- 

 ment formed of pounded marble and lime 

 well beaten together. 



MAR'MOT. A name common to all the 

 animals of the genus Arctomys, Gm. See 

 ARCTOMYS. 



MAR'ONITES. The followers of Maro, in 

 Syria, who adopted the opinions of the 

 Monothelites, in the seventh century. 



MAROO'NS. The name given to revolted 

 negroes in the West Indies, and in some 

 parts of South America. 



MAROVE' (LETTERS OF). A power, li- 

 cense, or extraordinary commission, 

 granted by a state to its subjects, to make 

 reprisals on the subjects of another, for 

 damages sustained at sea. Marque is a 

 French word, said to be from the sair.? 

 root us march, a limit, literally denoting n 

 license to pass the limits of a jurisdicti-a 

 on land, for the purpose of obtaining sa- 

 tisfaction for theft, by seizing the pro- 

 perty of the subjects of a foreign nation. 

 -2. The ship commissioned for making 

 reprisals is also called a letter of marqu*-. 



M AR'arETRY, Fr. marqueterie, from mar- 

 qneter, to spot. Inlaid work. A peculiar 

 sort of cabinet work, in which the surface 

 is variegated with inlaid pieces of various 

 forms and colours. Gold, silver, copper, 

 tortoise-shell, mother-of-pearl, ivory, 

 horn, coloured woods, &c. are used by the 

 marqueteur for his work. 



MAR'QUIS, ) A title of honour in Great 



MAR'QUESS. ) Britain, next in disrnity to 

 that of duke ; first conferred on the war- 

 dens of the marches. The title was not 

 known in England, till Richard II., in 

 1337, created his favourite, Robert de 

 Vere, then Earl of Oxford. Marquis of 

 Dublin. The eldest son of a marquis is by 



courtesy called earl or lord of ; but 



the younger sons are simply lord John, 

 lord Robert, &c. The wife is a mar- 

 chioness. 



MAR'ROW. The animal fat found in the 

 cavities of long bones. The spinal cord 

 is sometimes termed the spinal marroic. 



MARRV'BIUM. Horehound. A genus 

 of plants. Didynamia Gymnospemria. 

 Name from marob. a bitter juice. The 

 common horehound, M. vulgare, is a native 

 of Britain. 



MARS. 1. The mythological god of war, 

 and henre applied by the alchemists as a 

 name for iron, because warlike instru 



