16-letter words containing a, u, t, o, c

nevado de toluca — a volcano in central Mexico, in Mexico state near Toluca: crater partly filled by a lake. Height: 4577 m (15 017 ft)
nitrous bacteria — bacteria that convert ammonia to nitrites in the soil
no-fault divorce — a divorce granted without anyone being found guilty of marital misconduct
non-accumulative — tending to accumulate or arising from accumulation; cumulative.
non-bureaucratic — of, relating to, or characteristic of a bureaucrat or a bureaucracy; arbitrary and routine.
non-consummation — the act of consummating; completion.
non-manufactured — the making of goods or wares by manual labor or by machinery, especially on a large scale: the manufacture of television sets.
non-naturalistic — imitating nature or the usual natural surroundings.
nonarchitectural — Not architectural.
noncommunication — Absence of communication; failure to communicate.
noncommunicative — inclined to communicate or impart; talkative: He isn't feeling very communicative today.
nonfinite clause — a clause with a nonfinite verb or with no verb, as the hour being late in The hour being late, we left.
nonmanufacturing — (economics) Outside of the manufacturing sector.
nuclear magneton — a unit of magnetic moment, used to measure proton spin and approximately equal to 1/1836 Bohr magneton.
nuclear reaction — reaction (def 8).
nueva ocotepeque — a town in W Honduras.
numbered account — a bank account whose owner is identified by a number for the purpose of preserving anonymity.
oak leaf cluster — a U.S. military decoration in the form of a small bronze twig bearing four oak leaves and three acorns, worn on the ribbon of another decoration for valor, wounds, or distinguished service to signify a second award of the same medal.
occupation layer — (on an archaeological site) a layer of remains left by a single culture, from which the culture can be dated or identified.
ocellated turkey — a wild turkey, Agriocharis ocellata, of Yucatán, Belize, and Guatemala, typically having green, blue, reddish-brown, and yellowish-brown plumage of a metallic luster and eyelike spots on the tail.
onboard computer — onboard a vehicle, ship, plane, train or spacecraft
once upon a time — at one time in the past; formerly: I was a farmer once; a once powerful nation.
one's cup of tea — the dried and prepared leaves of a shrub, Camellia sinensis, from which a somewhat bitter, aromatic beverage is prepared by infusion in hot water.
one-way function — (cryptography, mathematics) A function which is easy to compute but whose inverse is very difficult to compute. Such functions have important applications in cryptography, specifically in public-key cryptography. See also: trapdoor function.
oneida community — a society of religious perfectionists established by John Humphrey Noyes, in 1848 at Oneida, N.Y., on the theory that sin can be eliminated through social reform: dissolved and reorganized in 1881 as a joint-stock company.
opaque projector — a machine for projecting opaque objects, as books, on a screen, by means of reflected light.
open punctuation — punctuation characterized by sparing use of stops, esp of the comma
optical computer — an experimental computer that uses photons rather than electrical impulses to process data a thousand times faster than with conventional integrated circuits.
optical illusion — something that deceives by producing a false or misleading impression of reality.
osculating plane — the plane containing the circle of curvature of a point on a given curve.
out of character — the aggregate of features and traits that form the individual nature of some person or thing.
over-communicate — to impart knowledge of; make known: to communicate information; to communicate one's happiness.
over-cultivation — the act or art of cultivating.
over-speculation — the contemplation or consideration of some subject: to engage in speculation on humanity's ultimate destiny.
overaccumulation — Accumulation of too much.
overcautiousness — the quality or state of being too cautious, wary, or careful
overenthusiastic — full of or characterized by enthusiasm; ardent: He seems very enthusiastic about his role in the play.
oxycalcium light — calcium light.
pacific sturgeon — a dark gray sturgeon, Acipenser transmontanus, inhabiting marine and fresh waters along the northwestern coast of North America, valued as a food and sport fish.
palmtop computer — a computer that has a small screen and compressed keyboard and is small enough to be held in the hand, often used as a personal organizer
paratuberculosis — Johne's disease.
partial function — A function which is not defined for all arguments of its input type. E.g. f(x) = 1/x if x /= 0. The opposite of a total function. In denotational semantics, a partial function f : D -> C may be represented as a total function ft : D' -> lift(C) where D' is a superset of D and ft x = f x if x in D ft x = bottom otherwise where lift(C) = C U bottom. Bottom (LaTeX \perp) denotes "undefined".
paterson's curse — a purple-flowered noxious plant, Echium plantagineum, a close relative of viper's bugloss, naturalized in Australia and NZ where its harmfulness to livestock has prompted attempts to limit its spread
perforated ulcer — an ulcer that bursts through the stomach wall and leaks food and gastric juices into the abdominal cavity
personality cult — deliberately cultivated adulation of a person, esp a political leader
photoautotrophic — any organism that derives its energy for food synthesis from light and is capable of using carbon dioxide as its principal source of carbon.
photocoagulation — a surgical technique using an intense beam of light from a laser or a xenon-arc bulb to seal blood vessels or coagulate tissue, used primarily in ophthalmology to repair detached retinas or to treat certain kinds of retinopathy.
picture postcard — postcard (def 1).
plymouth company — a company, formed in England in 1606 to establish colonies in America and that founded a colony in Maine in 1607.
pneumatic trough — a trough filled with liquid, especially water, for collecting gases in bell jars or the like by displacement.

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