16-letter words containing a, i, r, p, u
- kipp's apparatus — a laboratory apparatus for producing a gas, usually hydrogen sulphide, by the action of a liquid on a solid without heating
- laurentides park — a national park in SE Canada, in Quebec province between the St. Lawrence and Lake St. John.
- library pictures — a caption used to alert viewers that footage being broadcast is from an earlier time and is not happening now
- lizard peninsula — a promontory in SW England, in SW Cornwall: the southernmost point in Great Britain
- mallowpuff māori — a Māori who is considered to behave like a white person
- malpractice suit — a lawsuit brought against a professional accused of illegal or unethical practices or neglect of duty
- mari el republic — a constituent republic of W central Russia, in the middle Volga basin. Capital: Yoshkar-Ola. Pop: 728 000 (2002). Area: 23 200 sq km (8955 sq miles)
- marsupialization — (surgery) The surgical technique of cutting a slit into a cyst and suturing its edges to form a continuous surface from the exterior to the interior of the cyst, allowing it to drain freely.
- menstrual period — the bleeding from the womb that occurs approximately monthly in nonpregnant women of reproductive age
- microencapsulate — (transitive) To embed by means of microencapsulation.
- micromanipulator — A device, used for micromanipulation, consisting of microscopic needles and instruments viewed through a microscope.
- miniature poodle — a breed of poodle, bred to be much smaller than standard poodles
- mispronunciation — (uncountable) The act of mispronouncing.
- multiple factors — polygene.
- multiprogramming — multitasking
- neuroepithelioma — Neurocytoma.
- 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.
- occupation layer — (on an archaeological site) a layer of remains left by a single culture, from which the culture can be dated or identified.
- operating budget — money allocated to a project
- operating manual — a leaflet of instructions on how to use something (such as an electrical appliance, etc)
- optical computer — an experimental computer that uses photons rather than electrical impulses to process data a thousand times faster than with conventional integrated circuits.
- orographic cloud — any cloud whose existence and form are largely controlled by the disturbed flow of air over and around mountains, as the banner cloud and crest cloud.
- outboard profile — an exterior side elevation of a vessel, showing all deck structures, rigging, fittings, etc.
- over-speculation — the contemplation or consideration of some subject: to engage in speculation on humanity's ultimate destiny.
- 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.
- paediatric nurse — a nurse who specializes in the care of children
- paint-by-numbers — formulaic; showing no original thought or creativity
- painted trillium — a North American trillium, Trillium undulatum, having white flowers streaked with pink or purple.
- pairs tournament — an event in a sport such as tennis or darts open to pairs of competitors
- palmer peninsula — former name of Antarctic Peninsula.
- palomar mountain — mountain in SW Calif., near San Diego: site of an astronomical observatory: 6,140 ft (1,871 m)
- pancreatic juice — a thick, colorless, very alkaline fluid secreted by the pancreas, containing enzymes that break down protein, fat, and starch.
- papillary muscle — one of the small bundles of muscles attached to the ventricle walls and to the chordae tendineae that tighten these tendons during ventricular contraction.
- parachute rigger — a person who inspects, repairs, and packs or folds parachutes.
- 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".
- partial pressure — the pressure that a gas in a mixture of gases would exert if it occupied the same volume as the mixture at the same temperature.
- peninsular state — Florida (used as a nickname).
- permaculturalist — a system of cultivation intended to maintain permanent agriculture or horticulture by relying on renewable resources and a self-sustaining ecosystem.
- perpendicularity — vertical; straight up and down; upright.
- 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.
- personal tuition — private tuition
- personality cult — deliberately cultivated adulation of a person, esp a political leader
- persulfuric acid — Also called Caro's acid, permonosulfuric acid, peroxymonosulfuric acid, peroxysulfuric acid. a white, crystalline solid, H 2 SO 5 , used as an oxidizing agent for certain organic compounds.
- peruvian rhatany — See under rhatany (def 1).
- phosphor fatigue — screen saver
- phosphorous acid — a colorless, crystalline, water-soluble acid of phosphorus, H 3 PO 3 , from which phosphites are derived.