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key, in music

(Encyclopedia)key. 1 In music, term used to indicate the scale from which the tonal material of a given composition is derived. To say, for example, that a composition is in the key of C major means that it uses as...

Mars, in astronomy

(Encyclopedia)Mars, in astronomy, 4th planet from the sun, with an orbit next in order beyond that of the earth. Mars has two natural satellites, discovered by Asaph Hall in 1877. The innermost of these, Phobos...

martin, in zoology

(Encyclopedia)martin: see swallow.

milo, in botany

(Encyclopedia)milo or milo maize: see sorghum. ...

Mimosa, in astronomy

(Encyclopedia)Mimosa or Beta Crucis bāˈtə kro͞oˈsĭs [key], bright star in the constellation Crux (Southern Cross); 1992 position R.A. 12h47.3m, Dec. −59°39′. It is sometimes called Becrux, from its Bayer...

mimosa, in botany

(Encyclopedia)mimosa mĭmōˈsə [key], any tree, shrub, or herb of the genus Mimosa of the family Leguminosae (pulse family), chiefly tropical plants. They usually have feathery foliage and rounded clusters of fra...

minister, in diplomacy

(Encyclopedia)minister, in diplomacy: see diplomatic service; extraterritoriality. ...

mint, in finance

(Encyclopedia)mint, place where legal coinage is manufactured. The name is derived from the temple of Juno Moneta, Rome, where silver coins were made as early as 269 b.c. Mints existed earlier elsewhere, as in Lydi...

mint, in botany

(Encyclopedia)CE5 Spearmint Mentha spicata mint, in botany, common name for members of the Labiatae, a large family of chiefly annual or perennial herbs. Several species are shrubby or climbing forms or, rarely...

Mass, in Christianity

(Encyclopedia)Mass, religious service of the Roman Catholic Church, which has as its central act the performance of the sacrament of the Eucharist. It is based on the ancient Latin liturgy of the city of Rome, now ...