15-letter words containing i, s, o, t, a
- miscoordinating — of the same order or degree; equal in rank or importance.
- miscoordination — Lack of coordination.
- misregistration — the act of registering.
- misvocalization — an incorrect or bad vocalization
- mitral stenosis — abnormal narrowing of the mitral valve usually resulting from disease, as rheumatic fever, and obstructing the free flow of blood from the atrium to the ventricle.
- monoculturalism — The practice of actively preserving a culture to the exclusion of external influences.
- monosyllabicity — The state or characteristic of being monosyllabic.
- montes riphaeus — a mountain range in the third quadrant of the visible face of the moon.
- morale-boosting — A morale-boosting action or event makes people feel more confident and cheerful.
- morphosyntactic — involving both morphology and syntax.
- motor insurance — insurance for a motor vehicle such as a car, which provides protection against loss in the event of an accident, theft, etc
- mount suribachi — a volcanic hill in the Volcano Islands, on Iwo Jima: site of a US victory (1945) over the Japanese in World War II
- mountain rescue — search and rescue conducted on a mountain, for example of someone who has fallen, got lost, etc
- mountainousness — The quality of being mountainous.
- moving stairway — escalator (def 1).
- mules operation — the surgical removal of folds of skin in the breech of a sheep to reduce blowfly strike
- multidivisional — Of or pertaining to more than one division.
- multiflora rose — a climbing or trailing rose, Rosa multiflora, of Japan and Korea, having hooked prickles and fragrant, dense clusters of flowers.
- multiphase flow — Multiphase flow is a type of flow that involves more than one fluid, for example a liquid and a gas, or two liquids that do not mix.
- myelodysplastic — (medicine) Of, pertaining to, or showing evidence of myelodysplasia.
- myofibroblastic — Relating to myofibroblasts.
- name resolution — (networking) The process of mapping a name into its corresponding address. The Domain Name System is the system which does name resolution on the Internet.
- nanocrystalline — Of, pertaining to, or composed of nanocrystals.
- narcotics agent — an undercover agent who provides information to the police about illegal drugs, illegal drug trafficking, and users of illegal drugs
- narcotics squad — a department of the police which investigates crimes concerning illegal drugs
- nasopharyngitis — (medicine) An inflammation of the nasal passages, and of the upper pharynx.
- nastic movement — a response of plant parts that is independent of the direction of the external stimulus, such as the opening of buds caused by an alteration in light intensity
- nation of islam — an organization composed chiefly of African Americans, advocating the teachings of Islam and originally favoring the separation of black and white racial groups in the United States: members are known as Black Muslims.
- national forest — forested land owned, maintained, and preserved by the U.S. government.
- national school — (in Ireland) a state primary school
- national status — the status of someone as regarding their citizenship of a country
- nationalisation — Act of taking formerly private assets into public or state ownership.
- natural history — the sciences, as botany, mineralogy, or zoology, dealing with the study of all objects in nature: used especially in reference to the beginnings of these sciences in former times.
- navigation acts — any of several acts of Parliament between 1651 and 1847 designed primarily to expand British trade and limit trade by British colonies with countries that were rivals of Great Britain.
- navigation laws — laws relating to navigation
- neat's-foot oil — a pale-yellow fixed oil made by boiling the feet and shinbones of cattle, used chiefly as a dressing for leather.
- negro spiritual — a type of religious song originating among Black slaves in the American South
- neighbor states — the states or countries next to another state or country
- neo-lutheranism — a movement begun in the 19th century in Germany and Scandinavia to revive the orthodox principles, beliefs, and practices of the Lutheran Church.
- neoconservatism — moderate political conservatism espoused or advocated by former liberals or socialists.
- neoconservative — moderate political conservatism espoused or advocated by former liberals or socialists.
- neoisolationism — a revival of isolationism arising from increased anti-Soviet and anti-European sentiment and a reluctance to involve the nation in further political and military commitments abroad.
- neomercantilism — an economic doctrine or policy during the early 20th century that set high tariffs and other import restrictions in order to protect domestic industries.
- nephrolithiasis — (pathology) presence of calculi in kidneys.
- net.personality — Someone who has made a name for him or herself on Usenet, through either longevity or attention-getting posts, but doesn't meet the other requirements of net.godhood.
- neurodermatitis — W Lichen simplex chronicus, a skin disorder characterized by chronic itching and scratching, resulting in thick, leathery, brownish skin.
- neuroplasticity — the capacity of the nervous system to develop new neuronal connections: research on neuroplasticity of the brain after injury.
- neuropsychiatry — the branch of medicine dealing with diseases involving the mind and nervous system.
- nicholas, saint — Saint ("Nicholas the Great") died a.d. 867, Italian ecclesiastic: pope 858–867.
- noise abatement — a set of strategies or techniques to reduce and control annoying or harmful noise in an environment