17-letter words containing i, l, u, s, o
- loco supra citato — l.s.c.
- long island sound — an arm of the Atlantic between Connecticut and Long Island. 90 miles (145 km) long.
- louisiana tanager — western tanager.
- luminous efficacy — the quotient of the luminous flux of a radiation and its corresponding radiant flux
- luminous exitance — the ability of a surface to emit light expressed as the luminous flux per unit area at a specified point on the surface
- macro-linguistics — a field of study concerned with language in its broadest sense and including cultural and behavioral features associated with language.
- magellanic clouds — either of two irregular galactic clusters in the southern heavens that are the nearest independent star system to the Milky Way.
- manitoulin island — an island in N Lake Huron belonging to Canada. 80 miles (130 km) long.
- maxwell equations — equations developed by James Clerk Maxwell (1831–79) upon which classical electromagnetic theory is based
- medium close shot — a shot taken fairly close to the subject, but not as close as a close-up
- mensural notation — a system of musical notation of the 13th to the late 16th centuries, marked by the use of note symbols such as the longa and brevis, the absence of bar lines and ties, and the equivalence in value of one note to either two or three of the next smaller degree.
- messier catalogue — a catalogue of 103 nonstellar objects, such as nebulae and galaxies, prepared in 1781–86. An object is referred to by its number in this catalogue, for example the Andromeda Galaxy is referred to as M31
- microencapsulated — Encapsulated using microencapsulation.
- micromanipulators — Plural form of micromanipulator.
- mill construction — heavy, fire-resistant timber construction within masonry walls, all vertical communication being within masonry towers provided with fire doors.
- mis en bouteilles — (of a wine) bottled by a specified château, shipper, etc.
- miscellaneousness — Quality of being miscellaneous.
- most well studied — marked by or suggestive of conscious effort; not spontaneous or natural; affected: studied simplicity.
- multi-nationalism — a large corporation with operations and subsidiaries in several countries.
- multimillionaires — Plural form of multimillionaire.
- multiple exposure — the filming of more than one scene in a single frame
- multitudinousness — The state or condition of being multitudinous.
- muscae volitantes — floater (def 6).
- muscle dysmorphia — a mental disorder primarily affecting males, characterized by obsessions about a perceived lack of muscularity, leading to compulsive exercising, use of anabolic steroids, etc. Compare body dysmorphic disorder.
- nasolacrimal duct — a membranous canal extending from the lacrimal sac to the nasal cavity, through which tears are discharged into the nose.
- national security — defence of a country
- natural harmonics — harmonics of a note produced on a stringed instrument by lightly touching an open or unstopped sounded string.
- natural selection — the process by which forms of life having traits that better enable them to adapt to specific environmental pressures, as predators, changes in climate, or competition for food or mates, will tend to survive and reproduce in greater numbers than others of their kind, thus ensuring the perpetuation of those favorable traits in succeeding generations.
- neo-malthusianism — a view or doctrine advocating population control, especially by contraception.
- neurophysiologist — the branch of physiology dealing with the functions of the nervous system.
- neuropsychologist — A neurologist or psychologist whose speciality is neuropsychology.
- nicholas bourbaki — the pseudonym of a group of mainly French mathematicians that, since 1939, has been producing a monumental work on advanced mathematics, Eléments de Mathématique
- nikolaus von cusa — Nicholas (def 1).
- non-institutional — of, relating to, or established by institution.
- non-instructional — the act or practice of instructing or teaching; education.
- nonconstitutional — of or relating to the constitution of a state, organization, etc.
- nuclear isomerism — isomerism (def 2).
- nuclear-isomerism — Chemistry. the relation of two or more compounds, radicals, or ions that are composed of the same kinds and numbers of atoms but differ from each other in structural arrangement (structural isomerism) as CH 3 OCH 3 and CH 3 CH 2 OH, or in the arrangement of their atoms in space and therefore in one or more properties. Compare optical isomerism, stereoisomerism.
- old south arabian — a group of four closely related Semitic languages, having a writing system and used from about the eighth to the fifth centuries b.c. in the southern part of Arabia.
- old wives' summer — a period of fine, summerlike weather occurring in Europe in autumn.
- olympic mountains — a mountain range in NW Washington: part of the Coast Range. Highest peak: Mount Olympus, 2427 m (7965 ft)
- olympic peninsula — a large peninsula of W Washington
- on cruise control — If you say that someone is on cruise control in a contest, you mean that they are winning the contest easily and without needing to make a lot of effort.
- opportunistically — adhering to a policy of opportunism; practicing opportunism.
- osculating circle — circle of curvature.
- out of this world — the earth or globe, considered as a planet.
- papanicolaou test — Pap test.
- percussion bullet — a bullet that is exploded by percussion
- personal equation — the tendency to personal bias that accounts for variation in interpretation or approach and for which allowance must be made.
- photoluminescence — luminescence induced by the absorption of infrared radiation, visible light, or ultraviolet radiation.