15-letter words containing t, o, r, s, i
- morphosyntactic — involving both morphology and syntax.
- mortiferousness — deadliness
- mother superior — the head of a Christian religious community for women.
- motor insurance — insurance for a motor vehicle such as a car, which provides protection against loss in the event of an accident, theft, etc
- motoring school — an organization that provides driving lessons
- 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
- moving stairway — escalator (def 1).
- mules operation — the surgical removal of folds of skin in the breech of a sheep to reduce blowfly strike
- multiflora rose — a climbing or trailing rose, Rosa multiflora, of Japan and Korea, having hooked prickles and fragrant, dense clusters of flowers.
- multiprocessing — the simultaneous execution of two or more programs or instruction sequences by separate CPUs under integrated control.
- multiprocessors — Plural form of multiprocessor.
- muslim brothers — an organization founded in Egypt in 1928 by Hasan al-Banna (1906–49), calling for a return to rigid orthodoxy, the overthrow of secular governments, and a restoration of the theocratic state.
- myofibroblastic — Relating to myofibroblasts.
- myristicivorous — feeding on nutmeg
- 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.
- national forest — forested land owned, maintained, and preserved by the U.S. government.
- 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.
- 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.
- 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.
- neurolinguistic — pertaining to neurolinguistics
- neuroplasticity — the capacity of the nervous system to develop new neuronal connections: research on neuroplasticity of the brain after injury.
- neuroprosthesis — A prosthesis used to improve the function of an impaired nervous system.
- neuropsychiatry — the branch of medicine dealing with diseases involving the mind and nervous system.
- neuroscientific — the field of study encompassing the various scientific disciplines dealing with the structure, development, function, chemistry, pharmacology, and pathology of the nervous system.
- neuroscientists — Plural form of neuroscientist.
- new territories — a British crown colony comprising Hong Kong island (29 sq. mi.; 75 sq. km), Kowloon peninsula, nearby islands, and the adjacent mainland in SE China (New Territories) reverted to Chinese sovereignty in 1997. 404 sq. mi. (1046 sq. km). Capital: Victoria.
- nitrogen oxides — Nitrogen oxides are compounds of nitrogen and oxygen produced during combustion.
- noise generator — a device used in synthesizers to produce high-frequency sound effects
- non prosequitur — a judgment entered against the plaintiff in a suit when the plaintiff does not appear in court to prosecute it.
- non-charismatic — of, having, or characteristic of charisma.
- non-contrastive — not contrastive.
- non-crystalline — of or like crystal; clear; transparent.
- non-descriptive — having the quality of describing; characterized by description: a descriptive passage in an essay.
- non-ministerial — pertaining to the ministry of religion, or to a minister or other member of the clergy.
- non-putrescible — liable to become putrid.
- non-rationalism — the principle or habit of accepting reason as the supreme authority in matters of opinion, belief, or conduct.
- non-residential — of or relating to residence or to residences: a residential requirement for a doctorate.
- non-suppurative — suppurating; characterized by suppuration.