16-letter words containing o, p, e, r, n
- 8 queens problem — eight queens puzzle
- a propos de rien — apropos of nothing; with reference to nothing in particular.
- acanthopterygian — of, relating to, or belonging to the Acanthopterygii, a large group of teleost fishes having spiny fin rays. The group includes most saltwater bony fishes
- accordion pleats — tiny knife pleats
- acetyl promazine — acepromazine
- acid metaprotein — a metaprotein derived by means of a hydrolytic acid.
- actinopterygians — Plural form of actinopterygian.
- active transport — a process by which molecules are enabled to pass across a membrane from a region in which they are in a low concentration to one of high concentration; this requires the expenditure of energy in metabolism and is assisted by carrier proteins, commonly referred to as pumps
- adaptive routing — dynamic routing
- addition polymer — a polymer formed by the direct reaction of two or more monomers, and with no resulting water or other by-product.
- airmail envelope — an envelope made of the very thin blue paper that is used to send letters by airmail
- alpha conversion — (theory) In lambda-calculus and reduction, the renaming of a formal parameter in a lambda abstraction. This does not change the meaning of the abstraction. For example: \ x . x+1 <--> \ y . y+1 If the actual argument to a lambda abstraction contains instances of the abstraction's formal parameter then it is necessary to rename the parameter before applying the abstraction to avoid name capture.
- alpha-interferon — interferon (def 2).
- american cowslip — shooting star (def 2).
- ancestor worship — (in certain societies) the veneration of ancestors whose spirits are frequently held to possess the power to influence the affairs of the living.
- anode dark space — the dark region between the anode glow and the anode in a vacuum tube, occurring when the pressure is low.
- anterioposterior — Alternative form of anteroposterior.
- anthropocentrism — an anthropocentric theory or view.
- anthropometrical — Pertaining to anthropometry.
- anthropomorphise — Non-Oxford British standard spelling of anthropomorphize.
- anthropomorphize — to attribute or ascribe human form or behaviour to (a god, animal, object, etc)
- anthropophagites — Plural form of anthropophagite.
- anthroposemiotic — Of or pertaining to anthroposemiotics.
- anti-progressive — favoring or advocating progress, change, improvement, or reform, as opposed to wishing to maintain things as they are, especially in political matters: a progressive mayor.
- antihypertension — Pathology. elevation of the blood pressure, especially the diastolic pressure. an arterial disease characterized by this condition.
- antoinette perry — Antoinette, 1888–1946, U.S. actress, theatrical manager, and producer.
- apparent horizon — the apparent line that divides the earth and the sky
- appearance money — Appearance money is money paid to a famous person such as a sports star or film star for taking part in a public event.
- approachableness — capable of being approached; accessible.
- aston dark space — the dark region between the cathode and the cathode glow in a vacuum tube, occurring when the pressure is low.
- autoethnographic — Using ethnographic techniques to describe one's own life, or events in which one is a participant.
- aversion therapy — a method of suppressing an undesirable habit, such as excessive smoking, by causing the subject to associate an unpleasant effect, such as an electric shock or nausea, with the habit
- azuero peninsula — a peninsula in SW Panama, bordered on the E by the Gulf of Panama.
- background paper — a report or other piece of writing that is intended to provide contextual and historical information that will help people understand a particular topic or situation
- bacterioplankton — (biology) The bacterial component of marine plankton.
- balance of power — The balance of power is the way in which power is distributed between rival groups or countries.
- bankruptcy order — a court order appointing a receiver to manage the property of a debtor or bankrupt
- bargaining power — the ability of a person, group, or organization to exert influence over another party in a negotiation in order to achieve a deal which is favourable to themselves
- bargaining scope — the range of topics within the scope of a particular set of negotiations leading to a collective agreement
- basque provinces — an autonomous region of N Spain, comprising the provinces of Álava, Guipúzcoa, and Vizcaya: inhabited mainly by Basques, who retained virtual autonomy from the 9th to the 19th century. Pop: 1 840 700 (2003 est). Area: about 7250 sq km (2800 sq miles)
- batch processing — manufacturing products or treating materials in batches, by passing the output of one process to subsequent processes
- bayonet practice — drill in the use of a bayonet
- behavior pattern — a recurrent way of acting by an individual or group toward a given object or in a given situation.
- benzoyl peroxide — a white, crystalline, water-insoluble, explosive solid, C 7 H 5 O 4 , used chiefly as a bleaching agent for flour, fats, oils, and waxes, and as a catalyst in polymerization reactions.
- binary operation — a mathematical operation in which two elements are combined to yield a single result: Addition and multiplication are binary operations on the set of real numbers.
- bird's-nest soup — a rich spicy Chinese soup made from the outer part of the nests of SE Asian swifts of the genus Collocalia
- bleaching powder — a white powder with the odour of chlorine, consisting of chlorinated calcium hydroxide with an approximate formula CaCl(OCl).4H2O. It is used in solution as a bleaching agent and disinfectant
- boolean-operator — any operation in which each of the operands and the result take one of two values.
- boston cream pie — a cake of two layers with icing and a creamy filling
- boston tea party — a raid in 1773 made by citizens of Boston (disguised as Indians) on three British ships in the harbour as a protest against taxes on tea and the monopoly given to the East India Company. The contents of several hundred chests of tea were dumped into the harbour
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