MESSINA (78), on a bay at the NE. corner of Sicily; is a very ancient city, but rebuilt after the earthquake of 1783; has a 12th-century cathedral, two old castles, and a university, founded 1549; it manufactures light textiles, coral ornaments, and fruit essences; its excellent harbour encourages a good trade.

MESSINA, STRAIT OF, 24 m. long, and at its narrowest 21/2 broad; separates Sicily from the Italian mainland; here were the Scylla and Charybdis of the ancients.

MESSUAGE, a dwelling-house with buildings and land attached for the use of the household.

METABOLISM, name given to a chemical change in the cells or tissues of living matter.

METAMORPHOSIS is a classical name for the changing of a human being into a beast, an inanimate object, or an element, stories of which are common in all folk-lore.

METAPHYSICS, the science of being as being in contradistinction from a science of a particular species of being, the science of sciences, or the science of the ultimate grounds of all these, and presupposed by them, called by Plato dialectics, or the logic of being.

METASTASIO, an Italian poet, born at Rome, the son of a common soldier named Trapassi; his power of improvising verse attracted the attention of one Gravina, a lawyer, who educated him and left him his fortune; he wrote opera librettoes, which were set to music by the most eminent composers, was court poet at Vienna, and died there 40 years after his active powers were spent (1698-1782).

METEORS or SHOOTING STARS are small bodies consisting of iron, stone, and certain other familiar elements which are scattered in immense numbers through planetary space; they revolve round the sun in clouds or in long strings, and when the earth gets close to them numbers are drawn down to its surface, friction with the atmosphere rendering them luminous and grinding them usually to fine dust; larger meteors are known as fireballs and aerolites, many of which have reached the earth; comets are masses of meteors.

METHODISTS, a body of Christians founded by John Wesley in the interests of personal religion, ecclesiastically governed by a Conference with subordinate district synods, and holding and professing evangelical principles, which they teach agreeably to the theology of Arminius; the name is also given to the followers of Whitefield, who are Calvinists in certain respects.

METHYLATED SPIRIT, is alcohol adulterated with 10 per cent. of wood-spirit.

METIS (i. e. wise counsel), in the Greek mythology the daughter of Oceanos and Tethys, and the first wife of Zeus; afraid lest she should give birth to a child wiser and more powerful than himself, he devoured her on the first month of her pregnancy, and some time afterwards being seized with pains, he gave birth to ATHENA (q. v.) from his head.

METRE, the name given to the unit of length in the metric or decimal system, and equal to 39.37 English inches, the tenths, the hundreds, and the thousands of which are called from the Latin respectively decimetres, centimetres, and millimetres, and ten times, a hundred times, and a thousand times, which are called from the Greek respectively decametres, hectometres, and kilometres.