16-letter words containing a, c, e, r, m, i
- macrolepidoptera — a collector's name for that part of the lepidoptera that comprises the butterflies and the larger moths (noctuids, geometrids, bombycids, springtails, etc): a term without taxonomic significance
- macrorestriction — In physical gene mapping, the digestion of DNA of high molecular weight with a restriction enzyme having a low number of restriction sites.
- magnesiochromite — (mineral) A chromite species with the formula MgCr2O4.
- magnetic bearing — the bearing of a point relative to that of the nearest magnetic pole.
- magnetic circuit — the closed path described by magnetic flux. It is analogous to the electric circuit with resistance, where flux, reluctance, and magnetomotive force correspond to electric current, resistance, and electromotive force.
- magnetic equator — aclinic line.
- magnetic pyrites — Mineralogy. pyrrhotite.
- magneto-electric — of or relating to the induction of electric current or electromotive force by means of permanent magnets.
- magnetochemistry — the study of magnetic and chemical phenomena in their relation to one another.
- magnetostriction — a change in dimensions exhibited by ferromagnetic materials when subjected to a magnetic field.
- magnetostrictive — Of or pertaining to magnetostriction.
- maintenance crew — a group of people who work together to keep a road, building, vehicle, or machine in good condition by regularly checking it and repairing it when necessary
- maintenance-free — requiring little or no maintenance: a maintenance-free swimming pool.
- majority carrier — the entity responsible for carrying the greater part of the current in a semiconductor. In n-type semiconductors the majority carriers are electrons; in p-type semiconductors they are positively charged holes
- majority verdict — a decision supported by more than half, but not all, the jury
- make a pitch for — to give verbal support to
- male-voice choir — a choir of male singers
- maleic anhydride — a colorless crystalline, unsaturated compound, C 4 H 2 O 3 , that is soluble in acetone and hydrolyzes in water: used in the production of polyester resins, pesticides, and fumaric and tartaric acids.
- maleic hydrazide — a crystalline compound, C 4 N 2 H 4 O 2 , used as a plant growth inhibitor and weed-killer.
- malpractice suit — a lawsuit brought against a professional accused of illegal or unethical practices or neglect of duty
- mandarin chinese — the official language of China since 1917; the form of Chinese spoken by about two thirds of the population and taught in schools throughout China
- manic depression — bipolar disorder.
- manic-depressive — suffering from bipolar disorder.
- mari el republic — a constituent republic of W central Russia, in the middle Volga basin. Capital: Yoshkar-Ola. Pop: 728 000 (2002). Area: 23 200 sq km (8955 sq miles)
- maria de' medici — French name Marie de Médicis. 1573–1642, queen of France (1600–10) by marriage to Henry IV of France; daughter of Francesco, grand duke of Tuscany. She became regent for her son (later Louis XIII) but continued to wield power after he came of age (1614). She was finally exiled from France in 1631 after plotting to undermine Richelieu's influence at court
- marie de medicis — 1573–1642, queen of Henry IV of France: regent 1610–17.
- marine insurance — ocean marine insurance.
- marine scientist — a scientist concerned with the sea
- maritime command — the naval branch of the Canadian armed forces
- marriage customs — the acts that are traditionally done in connection with a marriage
- marriage licence — an official document stating that a marriage will be allowed to take place
- marriage license — permit to marry
- marsh cinquefoil — a variety of cinquefoil, Potentilla palustris, that grows in marshy areas
- mass destruction — devastation on a large scale
- material culture — the aggregate of physical objects or artifacts used by a society.
- matrix mechanics — a formulation of non-relativistic quantum mechanics in which physical quantities are represented by matrices and matrix algebra is used to predict the outcome of physical measurements.
- maximum-security — designed for or housing prisoners regarded as being very dangerous to society.
- measuring device — gauge
- mechanochemistry — the field of chemistry that deals with the direct conversion of chemical into mechanical energy.
- mechanoreception — The action of a mechanoreceptor.
- mechanoreceptive — Responsive to mechanical stimuli such as sound and touch.
- medical examiner — a physician or other person trained in medicine who is appointed by a city, county, or the like, to perform autopsies on the bodies of persons supposed to have died from unnatural causes and to investigate the cause and circumstances of such deaths.
- medieval cornish — the Cornish language of the Middle Ages, usually dated from the 14th century to 1600.
- megacorporations — Plural form of megacorporation.
- megakaryoblastic — (cytology) Of or pertaining to a megakaryoblast.
- melodic interval — an intervening period of time: an interval of 50 years.
- melodramatically — In a melodramatic manner.
- memoria technica — a method or device for assisting the memory
- memorial service — ceremony held in commemoration
- mercantile paper — commercial paper.