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17-letter words containing v, r, o, t

  • phlebotomus fever — sandfly fever.
  • photoreactivation — a process that repairs DNA damaged by ultraviolet light using an enzyme that requires visible light.
  • polyvinyl butyral — a white, water-insoluble, polyvinyl acetal made with butyraldehyde, used chiefly as an interlayer in the manufacture of safety glass.
  • positive electron — positron.
  • positive polarity — the grammatical characteristic of a word or phrase, such as delicious or rather, that may normally only be used in a semantically or syntactically positive or affirmative context
  • potential divider — a resistor or series of resistors connected to a voltage source and used to provide voltages that are fractions of that of the source.
  • pre-investigation — the act or process of investigating or the condition of being investigated.
  • pre-revolutionary — of, pertaining to, characterized by, or of the nature of a revolution, or a sudden, complete, or marked change: a revolutionary junta.
  • prerogative court — a former ecclesiastical court in England and Ireland for the trial of certain testamentary cases.
  • previous question — a move that a vote be taken at once on a main question, used especially as a means of cutting off further debate.
  • private education — education provided by a private individual or organization, rather than by the state or a public body
  • private ownership — the fact of being owned by a private individual or organization, rather than by the state or a public body
  • pro-environmental — the aggregate of surrounding things, conditions, or influences; surroundings; milieu.
  • probability curve — a curve that describes the distribution of probability over the values of a random variable.
  • production values — the quality of a media production (such as a film) in regards to elements such as colours, quality, style, etc
  • progressive party — a political party formed in 1912 under the leadership of Theodore Roosevelt, advocating popular control of government, direct primaries, the initiative, the referendum, woman suffrage, etc.
  • promotional event — occasion organized to market or advertise sth
  • protective system — protectionism (def 1).
  • protective tariff — a tariff levied on imports to protect the domestic economy rather than to raise revenue
  • provincialization — to make provincial in character.
  • quantity surveyor — A quantity surveyor is a person who calculates the cost and amount of materials and workers needed for a job such as building a house or a road.
  • radioactive decay — decay (def 8).
  • radioactive waste — the radioactive by-products from the operation of a nuclear reactor or from the reprocessing of depleted nuclear fuel.
  • recovery position — a position in which an unconscious person can be lain on the floor, which minimises them from further risk
  • relative majority — the excess of votes or seats won by the winner of an election over the runner-up when no candidate or party has more than 50 per cent
  • reproductive cell — gamete.
  • revascularization — the restoration of the blood circulation of an organ or area, achieved by unblocking obstructed or disrupted blood vessels or by surgically implanting replacements.
  • revealed theology — theology based on the doctrine that all religious truth is derived exclusively from the revelations of God to humans.
  • revolutionary war — American Revolution.
  • romantic movement — the late 18th- and early 19th-century movement in France, Germany, England, and America to establish Romanticism in art and literature.
  • rotary cultivator — a machine for breaking up and tilling soil, consisting of a series of blades mounted on a revolving power-driven shaft
  • rural development — social or economic activities or initiatives designed to improve the standard of living in areas far away from large towns or cities
  • saint bonaventure — Saint ("the Seraphic Doctor") 1221–74, Italian scholastic theologian.
  • saint croix river — Also called Santa Cruz. a U.S. island in the N Lesser Antilles: the largest of the Virgin Islands. 82 sq. mi. (212 sq. km).
  • saturation diving — a method of prolonged diving, using an underwater habitat to allow divers to remain in the high-pressure environment of the ocean depths long enough for their body tissues to become saturated with the inert components of the pressurized gas mixture that they breathe: when this condition is reached, the amount of time required for decompression remains the same, whether the dive lasts a day, a week, or a month.
  • save one's breath — the air inhaled and exhaled in respiration.
  • save shoe leather — to avoid wearing out shoes, as by taking a bus rather than walking
  • second derivative — the derivative of the derivative of a function: Acceleration is the second derivative of distance with respect to time.
  • self-conservation — the act of conserving; prevention of injury, decay, waste, or loss; preservation: conservation of wildlife; conservation of human rights.
  • self-preservation — preservation of oneself from harm or destruction.
  • sensitivity group — a group of persons participating in sensitivity training.
  • shetland pullover — a thick woollen sweater made from Shetland wool
  • silent revolution — a social or political revolution that takes place with little warning and without great fuss or unrest
  • silver collection — a collection that consists of silver coins that is made at a meeting etc
  • sleep deprivation — a condition in which you have not had enough sleep
  • soil conservation — any of various methods to achieve the maximum utilization of the land and preserve its resources through such controls as crop rotation, prevention of soil erosion, etc.
  • stellar evolution — the sequence of changes that occurs in a star as it ages
  • stratford-on-avon — a town in SW Warwickshire, in central England, on the Avon River: birthplace and burial place of Shakespeare.
  • subtractive color — cyan, yellow, or magenta, as used in the subtractive process of color photography.
  • superconductivity — the phenomenon of almost perfect conductivity shown by certain substances at temperatures approaching absolute zero. The recent discovery of materials that are superconductive at temperatures hundreds of degrees above absolute zero raises the possibility of revolutionary developments in the production and transmission of electrical energy.
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