13-letter words containing a, c, t, i
- 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.
- magnetometric — Pertaining to, or employed in, the measurement of magnetic forces; obtained by means of a magnetometer; as, 'magnetometric' instruments; 'magnetometric' measurements.
- magnetooptics — the branch of physics that deals with magnetooptic phenomena.
- 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.
- 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.
- malapropistic — an act or habit of misusing words ridiculously, especially by the confusion of words that are similar in sound.
- malfunctional — Not functioning as intended.
- malfunctioned — Simple past tense and past participle of malfunction.
- manufactories — Plural form of manufactory.
- manufacturing — the making of goods or wares by manual labor or by machinery, especially on a large scale: the manufacture of television sets.
- mare nectaris — (Sea of Nectar) a dark plain in the fourth quadrant of the face of the moon: about 26,000 sq. mi. (67,000 sq. km).
- marginal cost — the cost of one additional unit of any item produced or bought in quantity.
- mariculturist — One who engages in mariculture.
- masculinities — Plural form of masculinity.
- mass catering — the trade of supplying food and drink to large numbers of customers at the same time
- massification — the practice of making luxury products available to the mass market
- master policy — a single policy covering a group of people, typically employees of a company, issued to an employer.
- master switch — a switch that can be used to turn on or off the supply of electricity to a building or to certain equipment
- masticatories — Plural form of masticatory.
- mastigophoric — Carrying or wielding a whip.
- mastoidectomy — the removal of part of a mastoid process, usually for draining an infection.
- match fitness — the condition of being match-fit
- match-funding — the stipulation set by a grant-providing body that the recipients of a grant raise a certain percentage of the money they require, generally a sum more or less equal to that of the sum of money being granted
- matchboarding — a construction of matchboards.
- materialistic — excessively concerned with physical comforts or the acquisition of wealth and material possessions, rather than with spiritual, intellectual, or cultural values.
- maternalistic — of, pertaining to, having the qualities of, or befitting a mother: maternal instincts.
- mathematician — an expert or specialist in mathematics.
- mathematicism — the belief that everything can be explained in mathematical terms
- matriculating — Present participle of matriculate.
- matriculation — to enroll in a college or university as a candidate for a degree.
- matriculatory — relating to matriculation
- matrifocality — The state or condition of being matrifocal; matriarchy.
- mean distance — the arithmetic mean of the greatest and least distances of a planet from the sun, used in stating the size of an orbit; the semimajor axis.
- mechanisation — Alternative spelling of mechanization.
- mechanization — to make mechanical.
- medical audit — a review of the professional standards of doctors, usually within a hospital, conducted by a medical committee