20-letter words containing a, v, i, n

prima facie evidence — evidence sufficient to establish a fact or to raise a presumption of fact unless rebutted.
prima-facie evidence — evidence that is sufficient to establish a fact or to raise a presumption of the truth of a fact unless controverted
primitive polynomial — a polynomial that has content equal to 1. Compare content1 (def 11a).
private investigator — private detective. Abbreviation: PI, p.i., P.I.
proactive inhibition — the tendency for earlier memories to interfere with the retrieval of material learned later
qualitative analysis — the analysis of a substance in order to ascertain the nature of its chemical constituents.
qualitative identity — the relation that holds between two relata that have properties in common. This term is used to distinguish many uses of the words identical or same in ordinary language from strict identity or numerical identity
read-eval-print loop — (language, LISP, programming) (REPL) A programming structure within LISP which repeatedly reads a form from the user, evaluates it, and displays the result. A read-eval-print loop forms the basis of the Top-Level shell that programmers of the LISP family of languages interact with. In many dialects of LISP a very simple REPL could be implemented as: (loop (print (eval (read)))). (2003-06-23)
receivables turnover — A receivables turnover is a measure of cash flow that is calculated by dividing net credit sales by average accounts receivable.
recreational vehicle — a van or utility vehicle used for recreational purposes, as camping, and often equipped with living facilities. Abbreviation: RV.
recuperative furnace — a furnace having its incoming air heated by exhaust gases, the passage of air and gases through the furnace being always in the same direction.
regenerative braking — Regenerative braking is a form of braking in electric vehicles in which the loss of kinetic energy from braking is stored and then fed back later to provide power to the electric motor.
regenerative cooling — Physics. a method of cooling a gas, utilizing the rapid expansion of a compressed portion of the gas, before it becomes liquid, to cool the remainder.
regenerative furnace — a furnace in which the incoming air is heated by regenerators.
regional development — aid-giving to poorer areas or countries
relative conjunction — a conjunction that introduces a relative clause
relative deprivation — the perception of an unfair disparity between one's situation and that of others.
reminder advertising — a type of advertising designed to remind customers that an existing or well-known product is still available and for sale
reservations manager — A reservations manager at a hotel is responsible for the reservations at the hotel.
restrictive covenant — a covenant with a clause that restricts the action of any party to it, especially an agreement among property owners not to sell to members of particular minority groups.
return of the native — a novel (1878) by Thomas Hardy.
reversionary annuity — an annuity payable to a beneficiary during the period of time he or she survives the insured.
romantic involvement — the condition of being in a romantic or sexual relationship
sales representative — a person or organization designated by a company to solicit business on its behalf in a specified territory or foreign country: I suggest you contact our Chicago sales representative.
satellite navigation — navigation using data received from satellites
satellite television — television transmitted from an artificial satellite at a power suitable for direct reception in the home
sensitivity training — a form of group therapy designed to develop understanding of oneself and others through free, unstructured discussion.
serve a person right — to pay a person back, esp for wrongful or foolish treatment or behaviour
service access point — (networking) (SAP) The OSI term for the component of a network address which identifies the individual application on a host which is sending or receiving a packet. Different SAPs distinguish between different services or applications on a host, e.g. electronic mail, FTP, HTTP.
seven against thebes — (used with a plural verb) Classical Mythology. seven heroes, Amphiaraus, Capaneus, Eteoclus, Hippomedon, Parthenopaeus, Polynices, and Tydeus, who led an expedition against Thebes to depose Eteocles in favor of his brother Polynices: the expedition failed, but the Epigoni, the sons of the Seven against Thebes, conquered the city ten years later.
shank of the evening — the latter part of the afternoon
shifting cultivation — a land-use system, esp in tropical Africa, in which a tract of land is cultivated until its fertility diminishes, when it is abandoned until this is restored naturally
slow-scan television — a technique or system in which an image is scanned electronically more slowly than is normally done in order to produce images, especially of still pictures, that can be transmitted economically, as over a telephone line, and displayed on a television screen.
societal development — the formation and transformation of social life, customs, institutions, etc.
squatter sovereignty — (used contemptuously by its opponents) popular sovereignty (def 2).
state representative — a person elected by a state to be a member of the House of Representatives
suitland-silver hill — a city in central Maryland, near Washington, D.C.
summative assessment — general assessment of a pupil's achievements over a range of subjects by means of a combined appraisal of formative assessments
surface-active agent — any substance that when dissolved in water or an aqueous solution reduces its surface tension or the interfacial tension between it and another liquid.
surveillance society — a society where surveillance technology is widely used to monitor people's everyday activities
talavera de la reina — a city in central Spain, on the Tagus River: British and Spanish defeat of the French 1809.
television broadcast — sth shown on tv
television programme — a programme broadcast on television
thermal conductivity — the amount of heat per unit time per unit area that can be conducted through a plate of unit thickness of a given material, the faces of the plate differing by one unit of temperature.
to have it in for sb — If someone has it in for you, they do not like you and they want to make life difficult for you.
to live and let live — You say live and let live as a way of saying that you should let other people behave in the way that they want to and not criticize them for behaving differently from you.
to sb's disadvantage — If something is to your disadvantage or works to your disadvantage, it creates difficulties for you.
track-laying vehicle — A track-laying vehicle is a vehicle whose wheels run inside a continuous chain or track.
trailing vortex drag — drag arising from vortices that occur behind a body moving through a gas or liquid
travel-sickness pill — a pill which is used to relieve the symptoms of travel or motion sickness, the condition of being nauseated from riding in a moving vehicle

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