13-letter words starting with m
- magazine rack — shelf for storing periodicals
- magdalena bay — a bay in NW Mexico, on the SW coast of Baja California. 17 miles (27 km) long; 12 miles (19 km) wide.
- magic lantern — a device having an enclosed lamp and a lenslike opening, formerly used for projecting and magnifying images mounted on slides or films.
- magic realism — a style of painting and literature in which fantastic or imaginary and often unsettling images or events are depicted in a sharply detailed, realistic manner.
- magisterially — In a magisterial manner; authoritatively.
- magistratical — Of, pertaining to, or proceeding from, a magistrate; having the authority of a magistrate.
- magma chamber — a reservoir of magma in the earth's crust where the magma may reside temporarily on its way from the upper mantle to the earth's surface
- magna graecia — the ancient colonial cities and settlements of Greece in S Italy.
- magnanimities — Plural form of magnanimity.
- magnanimously — In a magnanimous manner; with greatness of mind.
- magnesiferous — (geology) Containing magnesium.
- magnet school — a public school with special programs and instruction that are not available elsewhere in a school district and that are specially designed to draw students from throughout a district, especially to aid in desegregation.
- magnetic axis — the straight line joining the two poles of a magnet, as the poles of the earth
- magnetic core — Computers. core1 (def 12a).
- magnetic disk — Also called disk, hard disk. a rigid disk coated with magnetic material, on which data and programs can be stored.
- magnetic drum — a cylinder coated with magnetic material, on which data and programs can be stored.
- magnetic flux — the total magnetic induction crossing a surface, equal to the integral of the component of magnetic induction perpendicular to the surface over the surface: usually measured in webers or maxwells.
- magnetic head — head (def 33).
- magnetic lens — Physics. an electron lens using magnetic fields for focusing an electron beam.
- magnetic mine — an underwater mine set off by any disturbance of its magnetic field, as by the metal hull of a ship.
- magnetic pole — the region of a magnet toward which the lines of magnetic induction converge (south pole) or from which the lines of induction diverge (north pole)
- magnetic star — a star having a strong magnetic field.
- magnetic tape — strip sensitive to electromagnets
- magnetic wire — a fine wire made from a magnetizable metal and used for wire recording.
- magnetic wood — wood containing fine particles of nickel-zinc ferrite which absorb microwave radio signals, used to line rooms where mobile phone use is undesirable
- magnetic-tape — a ribbon of material, usually with a plastic base, coated on one side (single tape) or both sides (double tape) with a substance containing iron oxide, to make it sensitive to impulses from an electromagnet: used to record sound, images, data, etc.
- magnetiferous — (dated) Producing or conducting magnetism.
- magnetisation — Alternative spelling of magnetization.
- magnetization — the process of magnetizing or the state of being magnetized.
- magnetographs — Plural form of magnetograph.
- magnetometers — Plural form of magnetometer.
- magnetometric — Pertaining to, or employed in, the measurement of magnetic forces; obtained by means of a magnetometer; as, 'magnetometric' instruments; 'magnetometric' measurements.
- magnetomotive — (physics) capable of producing magnetic flux.
- magnetooptics — the branch of physics that deals with magnetooptic phenomena.
- magnetosheath — the region between the magnetopause of the earth or of some other planet and the shock front caused by the solar wind.
- magnetosphere — the outer region of the earth's ionosphere, where the earth's magnetic field controls the motion of charged particles, as in the Van Allen belts. Compare magnetopause.
- magnetostatic — Of or pertaining to magnetostatics.
- magnification — the act of magnifying or the state of being magnified.
- magnificently — making a splendid appearance or show; of exceptional beauty, size, etc.: a magnificent cathedral; magnificent scenery.
- magniloquence — speaking or expressed in a lofty or grandiose style; pompous; bombastic; boastful.
- magnitudinous — size; extent; dimensions: to determine the magnitude of an angle.
- magnoliaceous — belonging to the plant family Magnoliaceae.
- magnus effect — the thrust on a cylinder rotating about its axis while in motion in a fluid, the thrust being perpendicular to the relative motion of the cylinder in the fluid.
- mahabalipuram — a village in NE Tamil Nadu, in SE India: Hindu temples; early Dravidian architecture.
- maid of honor — an unmarried woman who is the chief attendant of a bride. Compare matron of honor.
- maiden castle — an ancient fortification in Dorsetshire, England, first erected c250 b.c. over the remains of Neolithic and Bronze Age settlements of c2000–c1500 b.c.
- maiden speech — the first speech made in a legislature by a newly elected member.
- maiden voyage — the first voyage of a ship after its acceptance by the owners from the builders.
- mail exploder — (messaging) Part of an electronic mail delivery system which allows a message to be delivered to a list of addresses. Mail exploders are used to implement mailing lists. Users send messages to a single address and the mail exploder takes care of delivery to the individual mailboxes in the list.
- main diagonal — a diagonal line or plane.