19-letter words containing m, a, c, n, e, s
- nuclear disarmament — the gradual reduction and eventual elimination of all nuclear weapons in the world
- oceanus procellarum — (Ocean of Storms) the largest dark plain on the face of the moon, in the second and third quadrants: about 2 million square miles (5.2 million sq. km).
- on an empty stomach — If you do something on an empty stomach, you do it without having eaten.
- ordnance survey map — An Ordnance Survey map is a detailed map produced by the British or Irish government map-making organization.
- palisade parenchyma — the upper layer of ground tissue in a leaf, consisting of elongated cells beneath and perpendicular to the upper epidermis and constituting the primary area of photosynthesis.
- particle kinematics — Particle kinematics is the study of the movement of particles, without considering the forces that cause this movement.
- penecontemporaneous — formed during or shortly after the formation of the containing rock stratum: penecontemporaneous minerals.
- performance figures — the statistics that indicate how well or badly a company or organization has performed
- performance targets — the expected or predicted success level of an individual, company or organization
- permanent secretary — the senior civil servant responsible for running a government ministry
- phacoemulsification — the removal of a cataract by first liquefying the affected lens with ultrasonic vibrations and then extracting it by suction.
- phakoemulsification — the removal of a cataract by first liquefying the affected lens with ultrasonic vibrations and then extracting it by suction.
- physical impairment — A physical impairment is a condition in which a part of a person's body is damaged or is not working properly.
- pinwheel escapement — a clock escapement in which two pallets, usually of unequal length, alternately engage and release pins set on the escape wheel perpendicular to its plane of rotation.
- plastic deformation — In plastic deformation a material changes shape when a stress is applied to it and does not go back to its original state when the stress is removed.
- pneumogastric nerve — the vagus nerve.
- potassium carbonate — a white, granular, water-soluble powder, K 2 CO 3 , used chiefly in the manufacture of soap, glass, and potassium salts.
- presumption of fact — a presumption based on experience or knowledge of the relationship between a known fact and a fact inferred from it.
- process performance — Process performance is a measure of how efficient or effective a process is.
- quantum electronics — the application of quantum mechanics and quantum optics to the study and design of electronic devices
- recessional moraine — a moraine marking a temporary halt in the general retreat of a glacier.
- releasing mechanism — a hypothetical control complex in the central nervous system of animals that triggers the appropriate behavioral response to a releaser.
- resistance movement — a movement fighting (for freedom, etc), often secretly or illegally, against an invader in an occupied country or against the country's government, etc
- sacramento sturgeon — white sturgeon.
- samuel de champlain — Samuel de [sam-yoo-uh l duh;; French sa-my-el duh] /ˈsæm yu əl də;; French sa müˈɛl də/ (Show IPA), 1567–1635, French explorer in the Americas: founder of Quebec; first colonial governor 1633–35.
- san clemente island — an island off the coast of S California, in the Santa Barbara (Channel) Islands. 24 miles (38 km) long.
- save someone's neck — to help someone else escape from such a situation
- segmentation cavity — blastocoel.
- self-discrimination — an act or instance of discriminating, or of making a distinction.
- semibituminous coal — a coal intermediate between bituminous and anthracite coal in hardness, yielding the maximum heat of any ordinary steam coal.
- semiconductor laser — a laser in which a semiconductor is the light-emitting source, used in many medical procedures.
- semidetached binary — a pair of stars that are so close together that mass transfer occurs from one to the other
- seventh commandment — “Thou shalt not commit adultery”: seventh of the Ten Commandments.
- sickle-cell anaemia — Sickle-cell anaemia is an inherited illness in which the red blood cells become curved, causing a number of health problems.
- slum clearance area — an area that has been designated for, or been subject to, the rehousing of its inhabitants and subsequent demolition and rebuilding
- smokestack industry — A smokestack industry is a traditional industry such as heavy engineering or manufacturing, rather than a modern industry such as electronics.
- smoking compartment — a compartment of a train where smoking is permitted
- socialized medicine — any of various systems to provide the entire population with complete medical care through government subsidization and regularization of medical and health services.
- sound effects woman — a woman who produces sounds artificially or reproduces them from a recording, etc, to create a theatrical effect, such as the bringing together of two halves of a hollow coconut shell to simulate a horse's gallop. Such sound effects are used in plays, films, etc
- spherical astronomy — the branch of astronomy dealing with the determination of the positions of celestial bodies on the celestial sphere.
- stationers' company — a company or guild of the city of London composed of booksellers, printers, dealers in writing materials, etc., incorporated in 1557.
- sternocleidomastoid — of, relating to, or involving the sternum, the clavicle, and the mastoid process.
- subminiature camera — a very small, palm-sized still camera for taking photographs on 16-millimeter or similar film.
- subsistence farming — farming whose products are intended to provide for the basic needs of the farmer, with little surplus for marketing.
- sympathetic contact — behavior toward an individual based on the individual's personal makeup rather than on his or her group membership.
- synchromesh gearbox — A synchromesh gearbox is a usually manually operated transmission in which a change of gears takes place between gears that are already revolving at the same speed.
- synchronous machine — an alternating-current machine in which the average speed of normal operation is exactly proportional to the frequency of the system to which it is connected.
- take one's cue from — If you take your cue from someone or something, you do something similar in a particular situation.
- take one's medicine — any substance or substances used in treating disease or illness; medicament; remedy.
- tehachapi mountains — a transverse (E–W) mountain range in S central California. Highest peak, Double Mountain, 7982 feet (2433 meters).