21-letter words containing a, d, m, i, t, s
- endoplasmic reticulum — an extensive intracellular membrane system whose functions include synthesis and transport of lipids and, in regions where ribosomes are attached, of proteins
- environmental studies — a university course studying the environment and related issues
- epidemic encephalitis — any type of widespread encephalitis caused by various viruses
- ferric sodium oxalate — an emerald-green, crystalline, extremely water-soluble salt, used in photography and blueprinting.
- financial times index — one of the indexes of share prices produced by the Financial Times, especially the Financial Times Stock Exchange 100 Index
- foot-in-mouth disease — the habit of making inappropriate, insensitive, or imprudent statements.
- gender disappointment — a feeling of depression or anxiety experienced by an expectant parent when the gender of the baby does not match his or her preference
- host command facility — (operating system) (HCF) Used to access IBM S/36 and AS/400 computers from a mainframe.
- immediate constituent — one of the usually two largest constituents of a construction: The immediate constituents of He ate his dinner are he and ate his dinner; of ate his dinner are ate and his dinner; etc. Abbreviation: IC.
- in good circumstances — (of a person) in a good financial situation
- industrial misconduct — behaviour by an employee that is considered to be negligent or irregular to such an extent that disciplinary action may be taken, usually by agreement between management and the employee's representatives
- lady of the camellias — French La Dame aux Camélias. a novel (1848) and play (1852) by Alexandre Dumas fils.
- lafayette, marquis de — Marie Joseph Paul Yves Roch Gilbert du Motier [ma-ree zhaw-zef pawl eev rawk zheel-ber dy maw-tyey] /maˈri ʒɔˈzɛf pɔl iv rɔk ʒilˈbɛr dü mɔˈtyeɪ/ (Show IPA), Marquis de. Also, La Fayette. 1757–1834, French soldier, statesman, and liberal leader, who served in the American Revolutionary Army as aide-de-camp to General Washington, and took a leading part in the French revolutions of 1789 and 1830.
- law of thermodynamics — any of three principles variously stated in equivalent forms, being the principle that the change of energy of a thermodynamic system is equal to the heat transferred minus the work done (first law of thermodynamics) the principle that no cyclic process is possible in which heat is absorbed from a reservoir at a single temperature and converted completely into mechanical work (second law of thermodynamics) and the principle that it is impossible to reduce the temperature of a system to absolute zero in a finite number of operations (third law of thermodynamics)
- lie at someone's door — a movable, usually solid, barrier for opening and closing an entranceway, cupboard, cabinet, or the like, commonly turning on hinges or sliding in grooves.
- magnetic flux density — Also called magnetic flux density. a vector quantity used as a measure of a magnetic field. Symbol: B.
- magnetofluid dynamics — magnetohydrodynamics.
- magnetoplasmadynamics — magnetohydrodynamics.
- maidenhair spleenwort — an evergreen fern, Asplenium trichomanes, abundant in woody areas of the North Temperate Zone, having thickly clustered fronds.
- majority shareholding — a holding of more than half a company's shares
- marine superintendent — a person who is responsible for the maintenance of the vessels of a shipping line, for their docking and the handling of cargo, and for the hiring of personnel for deck departments.
- mauvais quart d'heure — a brief unpleasant experience
- mayor of casterbridge — a novel (1886) by Thomas Hardy.
- mean square deviation — variance (def 3).
- mechanical solidarity — social cohesiveness that is based on shared activities, beliefs, and experiences and is characteristic of simple traditional societies.
- medium access control — Media Access Control
- meter-kilogram-second — of or relating to the system of units in which the meter, kilogram, and second are the principal units of length, mass, and time. Abbreviation: mks, MKS.
- metropolitan district — any of the districts making up the metropolitan counties of England: since 1986 they have functioned as unitary authorities, forming the sole principal tier of local government. Each metropolitan district has an elected council responsible for education, social services, etc
- modern apprenticeship — an arrangement that allows a school leaver to gain vocational qualifications while being trained in a job
- modulus of elasticity — the ratio of the stress applied to a body or substance to the resulting strain within the elastic limit
- motherwell and wishaw — a burgh in the Motherwell district, in S Scotland.
- motor neurone disease — Motor neurone disease is a disease which destroys the part of a person's nervous system that controls movement.
- muon-catalysed fusion — an experimental form of nuclear fusion in which hydrogen and deuterium muonic atoms are formed. Because the mass of the muon is much larger than that of the electron, the atoms are smaller, and the nuclei are close enough for fusion to occur
- network administrator — (job) A person who manages a communications network within an organisation. Responsibilities include network security, installing new applications, distributing software upgrades, monitoring daily activity, enforcing licensing agreements, developing a storage management program and providing for routine backups.
- nominative of address — a noun naming the person to whom one is speaking.
- northumberland strait — the part of the Gulf of St. Lawrence that separates Prince Edward Island from New Brunswick and Nova Scotia, in SE Canada. About 200 miles (320 km) long; 9–30 miles (15–48 km) wide.
- pacific standard time — See under standard time.
- payload assist module — a U.S. solid-propellant rocket used to boost a medium-weight spacecraft from a circular low-earth orbit to an elliptical transfer orbit for later insertion into a geosynchronous orbit. Abbreviation: PAM.
- pomp and circumstance — ceremony
- postpartum depression — Postpartum depression is a mental state involving feelings of anxiety and sudden mood swings which some women experience after they have given birth.
- potassium diphosphate — any of the three orthophosphates of potassium ((potassium monophosphate) (K 2 HPO 4), (potassium diphosphate) (KH 2 PO 4), and (tripotassium phosphate) (K 3 PO 4) )
- protest demonstration — a manifestation of protest by public rally, parade, etc
- pseudohermaphroditism — an individual having internal reproductive organs of one sex and external sexual characteristics resembling those of the other sex or being ambiguous in nature. Compare hermaphrodite (def 1).
- public address system — loudspeaker
- public administration — the implementation of public policy, largely by the executive branch.
- public-address system — a combination of electronic devices that makes sound audible via loudspeakers to many people, as in an auditorium or out of doors.
- pulse code modulation — a form of modulation that transforms a wave-form, as an audio signal, into a binary signal in which information is conveyed by a coded order of pulses for transmission, storage on a disk, or processing by a computer. Abbreviation: PCM.
- pulse-code modulation — a form of modulation that transforms a wave-form, as an audio signal, into a binary signal in which information is conveyed by a coded order of pulses for transmission, storage on a disk, or processing by a computer. Abbreviation: PCM.
- pulse-time modulation — radio transmission in which the carrier is modulated to produce a series of pulses timed to transmit the amplitude and pitch of a signal. Abbr.: PTM.
- purchasing department — the group of staff within an organization that is responsible for buying goods or products