16-letter words containing u, p, o, n
- neurohypophyseal — Relating to the neurohypophysis.
- neurohypophysial — Relating to the neurohypophysis.
- neuropathologies — the pathology of the nervous system.
- neuropathologist — A specialist who practices neuropathology.
- neuropsychiatric — Of or pertaining to neuropsychiatry; simultaneously neurological and psychiatric.
- neutrosophic set — (logic) A generalisation of the intuitionistic set, classical set, fuzzy set, paraconsistent set, dialetheist set, paradoxist set, tautological set based on Neutrosophy. An element x(T, I, F) belongs to the set in the following way: it is t true in the set, i indeterminate in the set, and f false, where t, i, and f are real numbers taken from the sets T, I, and F with no restriction on T, I, F, nor on their sum n=t+i+f. The neutrosophic set generalises: - the intuitionistic set, which supports incomplete set theories (for 0
- nicoya peninsula — a peninsula in NW Costa Rica, on the Pacific Ocean.
- noise suppressor — squelch (def 8).
- non-reproducible — to make a copy, representation, duplicate, or close imitation of: to reproduce a picture.
- non-reproduction — the act or process of reproducing.
- non-reproductive — serving to reproduce.
- non-spuriousness — not genuine, authentic, or true; not from the claimed, pretended, or proper source; counterfeit.
- north massapequa — a city on S Long Island, in SE New York.
- nuclear envelope — the double membrane surrounding the nucleus within a cell.
- nucleophilically — In a nucleophilic manner.
- nueva ocotepeque — a town in W Honduras.
- obstreperousness — resisting control or restraint in a difficult manner; unruly.
- occupation layer — (on an archaeological site) a layer of remains left by a single culture, from which the culture can be dated or identified.
- on the up and up — to, toward, or in a more elevated position: to climb up to the top of a ladder.
- on the up-and-up — to, toward, or in a more elevated position: to climb up to the top of a ladder.
- on your doorstep — If a place is on your doorstep, it is very near to where you live. If something happens on your doorstep, it happens very close to where you live.
- 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.
- open punctuation — punctuation characterized by sparing use of stops, esp of the comma
- operating budget — money allocated to a project
- operating manual — a leaflet of instructions on how to use something (such as an electrical appliance, etc)
- opportunity cost — the money or other benefits lost when pursuing a particular course of action instead of a mutually-exclusive alternative: The company cannot afford the opportunity cost attached to policy decisions made by the current CEO.
- opportunity shop — a shop selling second-hand goods for charitable funds
- optical illusion — something that deceives by producing a false or misleading impression of reality.
- organophosphorus — Denoting synthetic organic compounds containing phosphorus, especially pesticides and nerve gases of this kind.
- osculating plane — the plane containing the circle of curvature of a point on a given curve.
- over-consumption — the act of consuming, as by use, decay, or destruction.
- over-speculation — the contemplation or consideration of some subject: to engage in speculation on humanity's ultimate destiny.
- oversubscription — to subscribe for more of than is available, expected, or required: The charity drive was oversubscribed by several thousand dollars.
- oxonium compound — a salt formed by the reaction of an acid with an organic compound containing a basic oxygen atom.
- 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.
- pairs tournament — an event in a sport such as tennis or darts open to pairs of competitors
- palomar mountain — mountain in SW Calif., near San Diego: site of an astronomical observatory: 6,140 ft (1,871 m)
- panel discussion — a formal discussion before an audience for which the topic, speakers, etc., have been selected in advance.
- 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
- paulinus of nola — Saint. ?353–431 ad, Roman consul and Christian poet; bishop of Nola (409–431). Feast day: June 22
- pentothal sodium — thiopental sodium
- people smuggling — People smuggling or people trafficking is the practice of bringing immigrants into a country illegally.
- people's commune — a usually rural, Communist Chinese social and administrative unit of from 2000 to 4000 families combined for collective farming, fishing, mining, or industrial projects.
- percussion drill — a drill that is operated by percussion
- period furniture — furniture that was made during a particular period in time
- perpetual motion — the motion of a theoretical mechanism that, without any losses due to friction or other forms of dissipation of energy, would continue to operate indefinitely at the same rate without any external energy being applied to it.
- person of colour — a person who is not White