18-letter words containing a, e, c, h, m
- lactogenic hormone — prolactin.
- lambeth conference — a convention of the bishops of the Anglican communion, held about every 10 years at Lambeth Palace to confer but not to define doctrine or to legislate on ecclesiastical matters.
- launching ceremony — a ceremony that celebrates the launch of a ship for the first time into the water
- light displacement — the weight of a ship with all its permanent equipment, excluding the weight of cargo, persons, ballast, dunnage, and fuel, but usually including the weight of permanent ballast and water used to operate steam machinery.
- lighting cameraman — the person who designs and supervises the lighting of scenes to be filmed
- magnetorheological — (physics) describing a substance whose rheological properties are modified by a magnetic field.
- malicious mischief — willful destruction of personal property motivated by ill will or resentment toward its owner or possessor.
- manchester terrier — one of a breed of slender terriers having a short, glossy, black-and-tan coat, raised originally in Manchester, England.
- marine archaeology — the branch of archaeology that deals with the recovery of ancient objects found beneath the sea, as shipwrecks or remains from submerged islands, and with the techniques of underwater exploration, excavation, and retrieval.
- marketing research — the study of influences upon customer and consumer behaviour and the analysis of market characteristics and trends
- mathematical error — a mistake in a mathematical calculation, etc
- mathematical logic — symbolic logic.
- mathematical model — a representation of a system, process, etc, in mathematical terms
- matthias schleiden — Matthias Jakob [mah-tee-ahs yah-kawp] /mɑˈti ɑs ˈyɑ kɔp/ (Show IPA), 1804–81, German botanist.
- mechanical drawing — drawing, as of machinery, done with the aid of rulers, scales, compasses, etc.
- mechanical testing — Mechanical testing is the testing of a material to find out its mechanical properties, for example its yield strength or hardness.
- medical technician — a person, not a qualified doctor, who does practical work in a hospital
- medium of exchange — anything generally accepted as representing a standard of value and exchangeable for goods or services.
- mental health care — services devoted to the treatment of mental illnesses and the improvement of mental health in people with mental disorders or problems
- menthol cigarettes — cigarettes that are flavoured with menthol
- merchant of venice — a comedy (1596?) by Shakespeare.
- mergui archipelago — a group of over 200 islands in the Andaman Sea, off the Tenasserim coast of S Myanmar: mountainous and forested
- metacentric height — the distance between the center of gravity and the metacenter of a floating body, as of a vessel.
- metamorphic facies — Geology. a group of metamorphic rock units characterized by particular mineralogic associations.
- methacrylate resin — an acrylic resin formed by polymerizing the esters or amides of methacrylic acid.
- methylcyclohexanol — a colorless, aromatic, viscous liquid mixture, chiefly of the ortho and para forms of CH 3 C 6 H 1 0 OH, derived from cresol by hydrogenation: used chiefly as a solvent for rubber, cellulose, esters, and phenols.
- microsoft exchange — (messaging) Microsoft's messaging and enterprise collaboration server. Exchange's primary role is as an electronic mail message store but it can also store calendars, task lists, contact details, and other data.
- middle paleolithic — See under Paleolithic.
- miniature pinscher — one of a German breed of toy dogs resembling a smaller version of the Doberman pinscher, having a flat skull, a smooth coat, erect ears, and a docked tail, bred originally as a watchdog.
- moccasin telegraph — the transmission of rumour or secret information; the grapevine
- modular arithmetic — arithmetic in which numbers that are congruent modulo a given number are treated as the same. Compare congruence (def 2), modulo, modulus (def 2b).
- monographic series — a series of monographs issued in uniform style or format and related by subject or by issuing agency.
- monte carlo method — a technique for numerically approximating the solution of a mathematical problem by studying the distribution of some random variable, often generated by a computer.
- morphine addiction — the fact or condition of being addicted to morphine
- moscow art theater — a Russian theatrical company founded in 1898 principally by Konstantin Stanislavski and famous for its naturalistic acting.
- mozambique channel — a channel in SE Africa, between Mozambique and Madagascar. 950 miles (1530 km) long; 250–550 miles (400–885 km) wide.
- much of a muchness — very similar
- mucopolysaccharide — (formerly) glycosaminoglycan.
- multimedia machine — machines that allow users to control and manipulate sound, video, text and graphics
- neuropsychodynamic — Of or pertaining to neuropsychodynamics.
- nightmare scenario — If you describe a situation or event as a nightmare scenario, you mean that it is the worst possible thing that could happen.
- nike of samothrace — a Greek marble statue (c200 b.c.) of Nike found at Samothrace and now in the Louvre, Paris.
- northern cameroons — German Kamerun. a region in W Africa: a German protectorate 1884–1919; divided in 1919 into British and French mandates.
- oil of catechumens — holy oil used in baptism, the ordination of a cleric, the coronation of a sovereign, or in the consecration of a church.
- outreach programme — a programme designed to help and encourage disadvantaged members of the community
- ovariohysterectomy — Surgical removal of the ovaries and uterus.
- palm beach gardens — a city in SE Florida, near North Palm Beach.
- palmer archipelago — a group of islands in the South Atlantic Ocean, off the NW coast of the Antarctic Peninsula.
- parachute regiment — an airborne regiment of an army
- peppermint camphor — menthol.