20-letter words containing r, e, a, m, n
- law of large numbers — the theorem in probability theory that the number of successes increases as the number of experiments increases and approximates the probability times the number of experiments for a large number of experiments.
- letters testamentary — a document issued by the probate court or some officer who has authority, directing the person named as executor in a will to act in that capacity
- lieutenant commander — a commissioned officer ranking next below a commander and next above a lieutenant.
- life-support machine — A life-support machine is the equipment that is used to keep a person alive when they are very ill and cannot breathe without help.
- linage advertisement — advertisements which are costed and paid for according to the number of lines in them
- literate programming — (programming, text) Combining the use of a text formatting language such as TeX and a conventional programming language so as to maintain documentation and source code together. Literate programming may use the inverse comment convention.
- lonely hearts column — the part of a newspaper or magazine where lonely hearts ads appear
- look homeward, angel — a novel (1929) by Thomas Wolfe.
- lump in one's throat — the passage from the mouth to the stomach or to the lungs, including the pharynx, esophagus, larynx, and trachea.
- macular degeneration — degeneration of the central portion of the retina, resulting in a loss of sharp vision.
- magnetic card reader — a device that scans and interprets information from a card with a magnetic stripe
- magnetoencephalogram — a record of the magnetic field of the brain. Abbreviation: MEG.
- magnetohydrodynamics — the branch of physics that deals with the motion of electrically conductive fluids, especially plasmas, in magnetic fields. Abbreviation: MHD.
- mail exchange record — (messaging) (MX Record) A DNS resource record type that says which SMTP server handles electronic mail for a particular domain. E.g. the MX record foo.co.uk. 1054 IN MX 10 mail.foo.co.uk. means that mail for an address like "[email protected]" should be sent to "mail.foo.co.uk". There can be several servers for a domain. The "10" is a priority - the server with the lowest number will be tried first.
- mail transport agent — Message Transfer Agent
- maintenance and cure — the right of an injured sailor to support and medical treatment.
- maintenance contract — a formal agreement between two parties which states that one party will keep a building, vehicle, machine, etc, belonging to the other party in good condition by regularly checking it and repairing it when necessary
- make a/no difference — If something makes a difference or makes a lot of difference, it affects you and helps you in what you are doing. If something makes no difference, it does not have any effect on what you are doing.
- make head (n)or tail — If you say that you cannot make head nor tail of something or you cannot make head or tail of it, you are emphasizing that you cannot understand it at all.
- malpighian corpuscle — Also called kidney corpuscle, Malpighian body. the structure at the beginning of a vertebrate nephron, consisting of a glomerulus and its surrounding Bowman's capsule.
- mannitol hexanitrate — a colorless, crystalline, water-insoluble, explosive solid, C 6 H 8 N 6 O 1 8 , used as a fulminating agent in percussion caps and in the treatment of hypertension and coronary insufficiency.
- manufacturer's agent — an agent representing one or more manufacturers in selling related but noncompeting goods, usually on a commission basis and in a particular territory.
- mare tranquillitatis — (Sea of Tranquillity) a dark plain in the first quadrant of the face of the moon: about 110,000 sq. mi. (285,000 sq. km).
- margaret of scotland — Saint. 1045–93, queen consort of Malcolm III of Scotland. Her piety and benefactions to the church led to her canonization (1250). Feast days: June 10, Nov 16
- marketing department — the department of a commercial organization that deals with the marketing of products
- mary, queen of scots — family name Stuart. 1542–87, queen of Scotland (1542–67); daughter of James V of Scotland and Mary of Guise. She was married to Francis II of France (1558–60), her cousin Lord Darnley (1565–67), and the Earl of Bothwell (1567–71), who was commonly regarded as Darnley's murderer. She was forced to abdicate in favour of her son (later James VI of Scotland) and fled to England. Imprisoned by Elizabeth I until 1587, she was beheaded for plotting against the English crown
- mass-energy equation — the equation, E=mc2, formulated by Albert Einstein, expressing the equivalence between mass and energy, where E is energy, m is mass, and c is the velocity of light.
- master of ceremonies — a person who directs the entertainment at a party, dinner, nightclub, radio or television broadcast, or the like, acting as host and introducing the speakers or performers. Abbreviation: M.C., MC.
- matched-pairs design — (of an experiment) concerned with measuring the values of the dependent variables for pairs of subjects that have been matched to eliminate individual differences and that are respectively subjected to the control and the experimental condition
- material equivalence — equivalence (def 4b).
- material implication — equivalence (def 4a).
- material-equivalence — the state or fact of being equivalent; equality in value, force, significance, etc.
- maternal deprivation — the lack of a mother in a child's life, considered a cause of psychological problems later in life
- maternal health care — care for the health of a pregnant woman provided by a hospital or health centre
- measure one's length — to fall, lie, or be thrown down at full length
- media access control — (networking) (MAC) The lower sublayer of the OSI data link layer. The interface between a node's Logical Link Control and the network's physical layer. The MAC differs for various physical media. See also MAC Address, Ethernet, IEEE 802.3, token ring.
- medical practitioner — doctor
- medical underwriting — Medical underwriting is the use of medical or health status information in the evaluation of an applicant for life or health insurance.
- megabytes per second — (unit) (MBps, MB/s) Millions of bytes per second. A unit of data rate. 1 MB/s = 1,000,000 bytes per second (not 1,048,576).
- member of parliament — A Member of Parliament is a person who has been elected by the people in a particular area to represent them in a country's parliament. The abbreviation MP is often used.
- membranous labyrinth — an intricate combination of paths or passages in which it is difficult to find one's way or to reach the exit. Synonyms: maze, network, web.
- menstrual extraction — an abortion procedure involving suction aspiration of the uterine contents early in gestation, before the first missed menstrual period: sometimes performed later.
- meta-dichlorobenzene — a colorless liquid, C 6 H 4 Cl 2 , soluble in alcohol and ether: used as a fumigant and insecticide.
- microcrystalline wax — Microcrystalline wax is a wax used as a stiffening agent and as a coating agent for tablets and capsules.
- microwave background — a background of microwave electromagnetic radiation with a black-body spectrum discovered in 1965, understood to be the thermal remnant of the big bang with which the universe began
- middle-distance race — a race of a length between the sprints and the distance events, esp the 800 metres and the 1500 metres
- military engineering — the design, construction, etc, of military fortifications and communications
- minimum lending rate — the official interest rate charged by the Bank of England and below which it will refrain from lending money.
- mischaracterizations — Plural form of mischaracterization.
- mitral insufficiency — abnormal closure of the mitral valve resulting in regurgitation of blood into the atrium and leading to reduced heart function or heart failure.