13-letter words containing u, s, a
- multistranded — having several strands
- multisyllabic — polysyllabic.
- multisyllable — polysyllable.
- multivitamins — Plural form of multivitamin.
- munsell scale — a standard chromaticity scale used in specifying colour. It gives approximately equal changes in visual hue
- muscle shoals — former rapids of the Tennessee River in SW Alabama, changed into a lake by Wilson Dam: part of the Tennessee Valley Authority.
- musculospiral — (anatomy) Of or pertaining to the muscles, and taking a spiral course; applied especially to a large nerve of the arm.
- music theatre — a modern musical-dramatic work that is performed on a smaller scale than, and without the conventions of, traditional opera
- musicological — Of or pertaining to musicology.
- musicotherapy — the treatment of mental disorders with music
- musquash root — spotted cowbane.
- musselcracker — a large variety of sea bream, Sparodon durbanensis, that feeds on shellfish and is a popular food and game fish
- mustafa kemal — (Mustafa or Mustapha Kemal"Kemal Pasha") 1881–1938, Turkish general: president of Turkey 1923–38.
- mutation stop — an organ pipe sounding the harmonic of the note normally produced
- muzzleloaders — Plural form of muzzleloader.
- mycetophagous — That feeds on fungi.
- nanostructure — A structure, especially a semiconductor device, that has dimensions of only a few nanometers.
- narrow squeak — an escape only just managed
- natural slope — the maximum angle at which soil will lie in a bank without slipping
- nature's call — call of nature.
- ne plus ultra — the highest point; acme.
- nectariferous — producing nectar.
- nectarivorous — feeding on nectar
- nefariousness — extremely wicked or villainous; iniquitous: a nefarious plot.
- neosurrealism — a revival of the 20th-century surrealism movement in art, especially painting and sculpture, depicting the imagery of dreams and the subconscious mind.
- nervomuscular — (physiology) Of or pertaining to both nerves and muscles.
- neuraminidase — An enzyme, present in many pathogenic or symbiotic microorganisms, that catalyzes the breakdown of glycosides containing neuraminic acid.
- neurilemmomas — Plural form of neurilemmoma.
- neuroblastoma — a malignant tumor of immature nerve cells that usually starts in the autonomic nervous system or adrenal gland and spreads quickly, most often affecting young children.
- neurofibromas — Plural form of neurofibroma.
- neuromuscular — pertaining to or affecting both nerves and muscles.
- neurosurgical — Of, or pertaining to neurosurgery.
- neurovascular — of, relating to, or involving the nerves and blood vessels.
- new age music — a type of gentle melodic popular music originating in the US in the late 1980s, which takes in elements of jazz, folk, and classical music and is played largely on synthesizers and acoustic instruments
- new australia — the colony on socialist principles founded by William Lane in Paraguay in 1893
- new braunfels — a city in S Texas, near San Antonio.
- new jerusalem — heaven regarded as the prototype of the earthly Jerusalem; the heavenly city
- newgroup wars — /n[y]oo'groop worz/ [Usenet] The salvos of dueling "newgroup" and "rmgroup" messages sometimes exchanged by persons on opposite sides of a dispute over whether a newsgroup should be created net-wide, or (even more frequently) whether an obsolete one should be removed. These usually settle out within a week or two as it becomes clear whether the group has a natural constituency (usually, it doesn't). At times, especially in the completely anarchic alt hierarchy, the names of newsgroups themselves become a form of comment or humour; e.g. the spinoff of alt.swedish.chef.bork.bork.bork from alt.tv.muppets in early 1990, or any number of specialised abuse groups named after particularly notorious flamers, e.g. alt.weemba.
- news blackout — a situation in which a government or other authority imposes a ban on the publication of news on a particular subject
- niklaus wirth — (person) The designer of the Modula-2, Modula-3, and, in around 1970, Pascal programming languages.
- nomenclatures — Plural form of nomenclature.
- non-causative — acting as a cause; producing (often followed by of): a causative agency; an event causative of war.
- non-custodial — of or relating to custody.
- non-customary — according to or depending on custom; usual; habitual.
- non-dangerous — full of danger or risk; causing danger; perilous; risky; hazardous; unsafe.
- non-insulator — Electricity. a material of such low conductivity that the flow of current through it is negligible. insulating material, often glass or porcelain, in a unit form designed so as to support a charged conductor and electrically isolate it.
- non-insurance — the act, system, or business of insuring property, life, one's person, etc., against loss or harm arising in specified contingencies, as fire, accident, death, disablement, or the like, in consideration of a payment proportionate to the risk involved.
- non-malicious — full of, characterized by, or showing malice; intentionally harmful; spiteful: malicious gossip.
- non-masculine — pertaining to or characteristic of a man or men: masculine attire.
- non-vesicular — of or relating to a vesicle or vesicles.